Best Sixthreezero Bike Rack Trunks in 2026

Max 45L Large Capacity: ROCKRBOS trunk bag has roomy cushioned interior can hold a lot of stuff, such as bike tools, shoes and extra clothing. Adjustable dividers making it conceivable to carry large cameras. 16L-45L capacity, many options for expansion.

Versatile & Portable: Expandable double side bike panniers are hided by zippers and available when needed. You can unzip the expansion and fit clothes and shoes in the trunk bag. There are also shoulder and hand straps for carrying the rockbros bike bag with you.

Sturdy Construction & Durbale: Well made and compact, strong material, good stitching and zippers function smoothly. Hold plenty for daily commuting and a day trip, handy for shopping at the store.

WATER RESISTANT: RockBros bike trunk bag made of carbon composite leather which is strong water resistant and durable.

FOLDABLE CAPACITY: Large capacity bicycle bags rear rack can be unfolded with zippers to a bike pannier when you need more capacity.

MULTIFUNCTION: Delicate bike bags comes with 2 shoulder straps can use as messenger bag. Portable design convenience your travel life.

Max 45L Large Capacity: ROCKRBOS trunk bag has roomy cushioned interior can hold a lot of stuff, such as bike tools, shoes and extra clothing. Adjustable dividers making it conceivable to carry large cameras. 16L-45L capacity, many options for expansion.

Versatile & Portable: Expandable double side bike panniers are hided by zippers and available when needed. You can unzip the expansion and fit clothes and shoes in the trunk bag. There are also shoulder and hand straps for carrying the rockbros bike bag with you.

Sturdy Construction & Durbale: Well made and compact, strong material, good stitching and zippers function smoothly. Hold plenty for daily commuting and a day trip, handy for shopping at the store.

MULTIPLE COMPARTMENTS & EXTENSIBLE DOUBLE SIDE POCKETS: 13L Maximum capacity bike trunk bag main compartment with a removable board, and some inside pockets to help with a bit of organization for small things. Fold-out pockets on each side for expanded capacity to hold a lot of side items and incidentals. For a day ride or daily commute, this is a good choice

STABLE CONSTRUCTION & PROTECTION: Thicken foam pad fills the inside bottom and sides of the trunk bag for holding its shape and protecting your items. It will not collapse to one side or the other even if nothing is in it

PORTABLE: Package with the rain cover and the carry strap. You will want to take this trunk bag with you if you go on a stroll and don't need to worry about it being stolen. The water bottle holder with adjustable drawstring design are helpful for avoiding the water bottle fall out on a bumpy ride

FULLY WATERPROOF FABRIC: This bike pannier bag made with High density 840D Nylon and covered with TPU film which ensure you can use this bag freely on rainy day or wet weather without worrying about your items getting wet inside the bag or scratched. The bag's surface is easy to clean and can be wiped clean with a wet cloth in seconds without fear of muddy roads.

Max 27L LARGE CAPACITY: Exterior bungee cords (rain jacket,umbrella) + Interior main compartment together with mesh pockets. 27L capacity each bag can holds your change of clothes or some essentials for the cycling trip. The mesh pockets inside the bag can store some small items for easy access. Suitable for multiple occasions like outdoor long distance rides, daily commute or transport groceries.

THREE-POINT ATTACHMENT SYSTEM: Two movable buckles on the back of the bag help you adjust the bag to the right position according to your bike rack.The 360-degree rotatable bracket is used to secure the bag to the side bars to prevent the bag from bouncing out. It can be easily adjusted without additional tools which become a real quick release system.

FULLY WATERPROOF FABRIC: This bike pannier bags made with High density 840D Nylon and covered with TPU film which ensure you can use this bag freely on rainy day or wet weather without worrying about your items getting wet inside the bag or scratched. The bag's surface is easy to clean and can be wiped clean with a wet cloth in seconds without fear of muddy roads.

Max 27L LARGE CAPACITY: Exterior bungee cords (rain jacket,umbrella) + Interior main compartment together with mesh pockets. 27L capacity each bag can holds your change of clothes or some essentials for the cycling trip. The mesh pockets inside the bag can store some small items for easy access. Suitable for multiple occasions like outdoor long distance rides, daily commute or transport groceries.

THREE-POINT ATTACHMENT SYSTEM: Two movable buckles on the back of the bag help you adjust the bag to the right position according to your bike rack.The 360-degree rotatable bracket is used to secure the bag to the side bars to prevent the bag from bouncing out. It can be easily adjusted without additional tools which become a real quick release system.

FULLY WATERPROOF: This bike pannier bag made with High density 840D Nylon and covered with TPU film which ensure you can use this bag freely on rainy day or wet weather without worrying about your items getting wet inside the bag or scratched. The bag's surface is easy to clean and can be wiped clean with a wet cloth in seconds without fear of muddy roads.

Max 27L LARGE CAPACITY: Exterior bungee cords (rain jacket,umbrella) + Interior main compartment together with mesh pockets. 27L capacity each bag can holds your change of clothes or some essentials for the cycling trip. The mesh pockets inside the bag can store some small items for easy access. Suitable for multiple occasions like outdoor long distance rides, daily commute or transport groceries.

THREE-POINT ATTACHMENT SYSTEM: Two movable buckles on the back of the bag help you adjust the bag to the right position according to your bike rack.The 360-degree rotatable bracket is used to secure the bag to the side bars to prevent the bag from bouncing out. It can be easily adjusted without additional tools which become a real quick release system.

FULLY WATERPROOF FABRIC: This bike pannier bags made with High density 840D Nylon and covered with TPU film which ensure you can use this bag freely on rainy day or wet weather without worrying about your items getting wet inside the bag or scratched. The bag's surface is easy to clean and can be wiped clean with a wet cloth in seconds without fear of muddy roads.

Max 27L LARGE CAPACITY: Exterior bungee cords (rain jacket,umbrella) + Interior main compartment together with mesh pockets. 27L capacity each bag can holds your change of clothes or some essentials for the cycling trip. The mesh pockets inside the bag can store some small items for easy access. Suitable for multiple occasions like outdoor long distance rides, daily commute or transport groceries.

THREE-POINT ATTACHMENT SYSTEM: Two movable buckles on the back of the bag help you adjust the bag to the right position according to your bike rack.The 360-degree rotatable bracket is used to secure the bag to the side bars to prevent the bag from bouncing out. It can be easily adjusted without additional tools which become a real quick release system.

【SEALED WATERPROOF】: Made of 840D Nylon material with TPU film shrouded, this bike pannier is waterproof, durable and tear resistance.With crimping closure method, opening is not directly in contact with water, and waterproof effect is better than ordinary zipper closure method. Surface mud and water can be easily removed.

【UPGRADE INSTALLATION】: Equipped with two hooks on the front pannier rack, this bike front pannier bag can be fixed beside front wheel within few seconds. The bike pannier bottom fixed device can be rotated 360° and slid smoothly to left or right as needed to adjust the suitable position for different types of bicycles.

【SUITABLE CAPACITY】: The total capacity of the bike pannier bag is 10L-12L, which can accommodate T-shirts, pants, jackets, shoes, tools, etc, suitable for daily commute needs, short trips, riding around.

【SEALED WATERPROOF】: Made of 840D Nylon material with TPU film shrouded, this bike pannier is waterproof, durable and tear resistance.With crimping closure method, opening is not directly in contact with water, and waterproof effect is better than ordinary zipper closure method. Surface mud and water can be easily removed.

【UPGRADE INSTALLATION】: Equipped with two hooks on the front pannier rack, this bike front pannier bag can be fixed beside front wheel within few seconds. The bike pannier bottom fixed device can be rotated 360° and slid smoothly to left or right as needed to adjust the suitable position for different types of bicycles.

【SUITABLE CAPACITY】: The total capacity of the bike pannier bag is 10L-12L, which can accommodate T-shirts, pants, jackets, shoes, tools, etc, suitable for daily commute needs, short trips, riding around.

Max 30L/PC Large Capacity Panniers: ROCKBROS bike pannier has about Max 30L capacity, easily hold a day riding essentials, including laptop, clothes, and cycling accessories, perfect to use as commuting pannier bags or touring panniers when travel outdoor.

Fully Waterproof: The bike panniers adopt roll-top closure design, excellent for preventing water flow into the bike panniers. Made of PVC net clamping cloth, super durable and completely waterproof, keeping your contents dry even in a adverse conditions. Easy to clean surface with a wet cloth.

Quick Release Mounting System: Three-point attachment goes into making these panniers easy to install and remove. Two movable buckles and 360 degrees rotatable bracket helps to mount easily on the rockbros bike rear rack. Opening, closing, and removing these panniers from your bike all are very easy.

Max 30L/PC Large Capacity Panniers: ROCKBROS bike pannier has about Max 30L capacity, easily hold a day riding essentials, including laptop, clothes, and cycling accessories, perfect to use as commuting pannier bags or touring panniers when travel outdoor.

Fully Waterproof: The bike panniers adopt roll-top closure design, excellent for preventing water flow into the bike panniers. Made of PVC net clamping cloth, super durable and completely waterproof, keeping your contents dry even in a adverse conditions. Easy to clean surface with a wet cloth.

Quick Release Mounting System: Three-point attachment goes into making these panniers easy to install and remove. Two movable buckles and 360 degrees rotatable bracket helps to mount easily on the rockbros bike rear rack. Opening, closing, and removing these panniers from your bike all are very easy.

Max 30L/PC Large Capacity Panniers: ROCKBROS bike pannier has about Max 30L capacity, easily hold a day riding essentials, including laptop, clothes, and cycling accessories, perfect to use as commuting pannier bags or touring panniers when travel outdoor.

Fully Waterproof: The bike panniers adopt roll-top closure design, excellent for preventing water flow into the bike panniers. Made of PVC net clamping cloth, super durable and completely waterproof, keeping your contents dry even in a adverse conditions. Easy to clean surface with a wet cloth.

Quick Release Mounting System: Three-point attachment goes into making these panniers easy to install and remove. Two movable buckles and 360 degrees rotatable bracket helps to mount easily on the rockbros bike rear rack. Opening, closing, and removing these panniers from your bike all are very easy.

Max 30L/PC Large Capacity Panniers: ROCKBROS bike pannier has about Max 30L capacity, easily hold a day riding essentials, including laptop, clothes, and cycling accessories, perfect to use as commuting pannier bags or touring panniers when travel outdoor.

Fully Waterproof: The bike panniers adopt roll-top closure design, excellent for preventing water flow into the bike panniers. Made of PVC net clamping cloth, super durable and completely waterproof, keeping your contents dry even in a adverse conditions. Easy to clean surface with a wet cloth.

Quick Release Mounting System: Three-point attachment goes into making these panniers easy to install and remove. Two movable buckles and 360 degrees rotatable bracket helps to mount easily on the rockbros bike rear rack. Opening, closing, and removing these panniers from your bike all are very easy.

LARGE CAPACITY & LAYERED DESIGN : 11L Maximum capacity bike trunk bag is enough for storage cycling accessories or take drinks snacks lunch for picnic or go to work. The rear rack bag has multiple layered design, the upper layer can store some daily-used items.In addition, there are mesh pockets on the front and sides to storage small items such as mini pump, keys, cards, and water bottle etc.

EXCELLENT THERMAL AND COOLER INSULATION PERFORMANCE：This bike rear bag made of Outer Material:100% Polyester+PU,Inner Material:PET+PVC Insulated material with good thermal and cooler insulation performance. You can carry sandwich drinks snacks lunch for picnic or outdoor party.If put ice pack in the pouch,it will better to keep foods and fresh & cold,and doesn’t leak.It real keep foods cold better than a regular basket.

AS PORTABLE SHOULDER BAG: The luggage bag come with a shoulder carry strap. You can take this trunk bag with you everywhere you can go such as go to office, travel, party or school and don't need to worry about it being stolen.There is also a rain cover,never worry about the items in your bag getting wet when it rains.

💧【Water-Resistant】-Hardshell waterproof, higher waterproof performance, fold-out Pockets are designed on both sides of rockbros bike bag, durable and easy to scrub, wear and tear-resistant. The laminated waterproof zipper of the bike rack bag also help to prevent rain from penetrating in. Exquisite workmanship, durable and firm, provide a long service life.

🎒【 Large Capacity & Great Organizer 】-There are a couple side bags on this bike trunk Bag, or saddle bags that fold out, just about big enough to hold daily essentials, bike tools, water bottle, clothes, cycling accessories, and multiple day supplies. This bike bag includes a main compartment, 2 side pocket, a top zip pouch and 2 inner mesh pocket, help to get your essentials well organized.

🛡【Hard shell】-This bike panniers use upgraded newly design and woven grain hard leather with water bottle holder. Exterior material of the bicycle rear rack bag is tough and durable, it won’t scratch even rub against the bike wheel.

【SAFE & SECURE】The 6-point securing system fixed the pannier bag on the rack without sliding off, don't worry about the bag shaking when riding. What’s more, the panniers is padded with support board inside to maintain the shape and avoid entering the spokes.

【LARGE CAPACITY】Two main compartment + two external zipper pockets make the bag is large enough to holds your clothes, groceries, snacks, tools or other items. Perfect for daily commuting, family bike ride, short trips or long distance journeys.

【WATERPROOF】The panniers is made of waterproof material,comes with one waterproof cover which ensure you can use this bag freely on rainy day or wet weather. The surface is easy to clean and can be wiped clean with a wet cloth in seconds without fear of muddy roads.

WATER RESISTANT: RockBros bike trunk bag made of carbon composite leather which is strong water resistant and durable.

FOLDABLE CAPACITY: Large capacity bicycle bags rear rack can be unfolded with zippers to a bike pannier when you need more capacity.

【Easy Install】 Suitable for bike handlebar diameter below 22-32mm(Please measure the diameter of your bicycle before buying ) This Bike Mirror come with 2 anti-slip rubber gaskets for increased friction to holder for it to stay in place.What’s more, there also a gasket to fit different handlebar diameter.Without any installation tools, you can easily install it on the handlebar

9L LARGE CAPACITY - Dimension of 13.2 x 7.9 x 8.65(L x W x H), max 9L storage capacity with 2 inner mesh pocket. This bike rack bag has enough capacity to store all your cycling essentials like bike tire pumps, cable lock, jacket, etc. The elastic drawstring on the rack bag can also help tie a lot of items you need.

HIGH QUALITY & FULLY WATERPROOF - This bike rack bag adopts reinforced hard shell polyester coated with PU, featured as water resistant, durable, lightweight and easy to clean. Waterproof materials & water resistant double zipper can help keep your equipment dry. This bag also comes with a rain cover, so don’t be afraid to cycling in rainy day.

TOOL FREE INSTALLATION: This bike rear seat bag has 4 adjustable velcro straps, which can be attached to bicycle rear rack with no other tool in seconds and ensure its max stability and security from getting caught into its wheel. Adjustable straps make it suitable for most bicycle racks, such as mountain bike, road bike, e-bike, hybrid bike and gravel bike.

Waterproof＆Durable - The bike trunk bag is made of carbon pattern EVA hard shell material, it is durable, wear-resistant, tear-resistant, and easy to scrub. Pressed rubber waterproof zipper to prevent rain from seeping in and protect your belongings when riding in the rain. Double zipper design, more convenient to open and close.

12L Large Capacity - Bike rear rack bag size: 14.9*11.02*7.48in(L*W*H), bike rack size: 22.8*10.82in(L*H).The interior of the bicycle luggage is large enough to store cell phones, rechargeable batteries, charging cables, wallets, glasses, gloves, repair tools, etc. Internal partitions are provided for free adjustment of space allocation.

Safe Riding ＆ Stable Construction---The bike panniers rear rack has reflective strip pattern on both sides and back, stylish and beautiful, tail light clip fixing device can hold a taillight (not included), which can make you ride safer in the dark or at night. 5 straps fixed, more stable when riding, will not shake and fall off.

1.LARGE CAPACITY: The bike pannier with Max 27Liter large capacity was designed with 1 main compartment and 2 side compartments. And The large capacity with internal partition design can guarantee that you can take most of your equipment with you while arranging space reasonably.

2.FULL WATERPROOF: Good waterproof performance with high quality materials, the bike pannier adopted the 840D NYLON materials and 0.1 mm TPU layer, which highly increase the trunk bag’s waterproof performance, and the adoption also makes the bag wear-resisting and rear-resisting and finally lead to its long service life.

3.REFLECTIVE LOGO: The reflective logo on the side of the rear rack pannier make you easier to be found when riding in night or in a low light condition that secure your safety, and at the same time, the logo with the reflective materials can also makes the bike trunk bag more stylish.

1.LARGE CAPACITY: The bike pannier with Max 27Liter large capacity was designed with 1 main compartment and 2 side compartments. And The large capacity with internal partition design can guarantee that you can take most of your equipment with you while arranging space reasonably.

2.FULL WATERPROOF: Good waterproof performance with high quality materials, the bike pannier adopted the 840D NYLON materials and 0.1 mm TPU layer, which highly increase the trunk bag’s waterproof performance, and the adoption also makes the bag wear-resisting and rear-resisting and finally lead to its long service life.

3.REFLECTIVE LOGO: The reflective logo on the side of the rear rack pannier make you easier to be found when riding in night or in a low light condition that secure your safety, and at the same time, the logo with the reflective materials can also makes the bike trunk bag more stylish.

9L LARGE CAPACITY & MULTIPLE COMPARTMENTS : This Bike Rack Bag has about 9L large capacity and designed with removable multiple compartments,which can better store your camera, clothes,bottle or cycling tools.What’s more, mesh pocket on inner top to store wet clothes or others.The zippered pockets on top and front are great for phone,wallet, keys, etc,it is easy to take out while cycling.

WELL MADE:This Bike Trunk Bag made of polyester+PU film glue which is water-resistant and durable PU material,can be a bag that was large enough to hold your belongings and was easy to access. It is very light weight, not only durable but also practical.The design of the bike bag shape is also very fashionable.

PORTABLE CARRY STRAP & REFLECTIVE DESIGN: Our Bicycle Bags for Rear Rack package with a long adjustable carry strap. You can easily carry it to go office, or take it off the bike at the end of the ride and carry it on your shoulder as a commuter bag.Beside, There is reflective design with delicate pattern on the bike rear rack bag, safer to ride at night.