Best Weerock in 2026

MATERIAL:Aluminium Alloy ,weight:0.4KG.It has enough hardness, will not rust, and the weight is not heavy, reducing the weight of your bike

SIZE:Quill shaft diameter:25.4mm;clamp diameter:25.4mm

EASY TO INSTALL AND REPLACE:You only need to use tools to remove the four nuts above, and then install them on the handlebar, use tools to install the nuts. There is no need to remove the brake lever and handle grip.

MATERIAL:Aluminium Alloy ,weight:0.4KG.It has enough hardness, will not rust, and the weight is not heavy, reducing the weight of your bike

SIZE:Quill shaft diameter:25.4mm;clamp diameter:25.4mm

EASY TO INSTALL AND REPLACE:You only need to use tools to remove the four nuts above, and then install them on the handlebar, use tools to install the nuts. There is no need to remove the brake lever and handle grip.

SUITS FOR:Most adult bicycles, the handlebar diameter is 22.2mm

CHARACTERISTIC:When you have this product, it means you have brake lever and bell, which is good looks and saves space for handlebars

EASY TO USE:4 Finger brake handle, suitable for adults' hands. The brake feel is good. You can use your thumb to ring the bell at the same time when braking. The bell is crisp and pleasant

MODEL:20*1.75 NYLON Bicycle Tire

SUITS FOR:20 Inch Bike,Such As MTB Mountain Bike,Students Bike,Girl Bicycle,Child Bike

MAX LOAD:65KG,143LBS

Easy to install:the wheelset equipped with 2 quick releases for easy to install, You can install the tire on the bicycle with a press

Suitable for：Suitable for DISC brake, compatible with 7/8/9/10 speeds mountain bike

Material:the material of aluminum alloy makes the bike lighter,riding and moving much more easy

3X7 Shift lever: 3x7 21 Speeds shifter lever, front shifter 3 speed on the left, rear shifter 7 speed on the right, shifters come with cables.

Suits For: MTB mountain bike, road bike, folding bike, commuter bike fixed gear bike etc.The diameter of handlebar 22.2mm .

Gear View Window Design: Both the left and right shift levers are equipped with a gear display window that make you view the gear easily and quickly during the ride.

SUITS FOR:Age5-12,rider height:44-56 inch.The saddle height can be adjusted to allow children to find a comfortable riding position

FRAME:The aluminum alloy frame makes the bike lighter, with a net weight of 29.54lbs, making it easier for children to ride and carry the bike

GEAR CHANGE SYSTEM:The SHIMANO index TZ31 rear derailleur combines with SHIMANO RS25 shifter lever to deliver 7 speeds on-demand for uphill climbing, downhill riding, or pure acceleration.Bring more fun to children

SUITS FOR:Age5-12,rider height:44-56 inch.The saddle height can be adjusted to allow children to find a comfortable riding position

FRAME:The aluminum alloy frame makes the bike lighter, with a net weight of 29.54lbs, making it easier for children to ride and carry the bike

GEAR CHANGE SYSTEM:The SHIMANO index TZ31 rear derailleur combines with SHIMANO RS25 shifter lever to deliver 7 speeds on-demand for uphill climbing, downhill riding, or pure acceleration.Bring more fun to children

SUITS FOR:Age5-12,rider height:44-56 inch.The saddle height can be adjusted to allow children to find a comfortable riding position

FRAME:The aluminum alloy frame makes the bike lighter, with a net weight of 29.54lbs, making it easier for children to ride and carry the bike

GEAR CHANGE SYSTEM:The SHIMANO index TZ31 rear derailleur combines with SHIMANO RS25 shifter lever to deliver 7 speeds on-demand for uphill climbing, downhill riding, or pure acceleration.Bring more fun to children

SUITS FOR:the rider height :5"4'-6"2'.Suitable for your outing, sports, school and shopping

FRME:26 inch steel frame,which is a very firm material.the looks of the bicycle is beautiful and fashionable,the color is bright

BRAKE SYSTEM:The front and rear caliper brakes are very convenient for installation, adjustment and later maintenance. The appearance is beautiful, and the braking effect is good

OVERSIZE:It is oversized bike saddle,bigger than normal bicycle saddle.the size of the seat,width:11.5 inch,length:9.5inch.the size of backrest,width:8.75 inch;length:8 inch.

SUITS FOR:It suits for different kinds of mountain bikes,road bicycle,tricycle,Cycling sports equipment

MATERIAL:The material of the saddle is good quality iron and PU Leather,which can be used for a long time.

Multipurpose：The valve of the pump is compatibled with schrader presta and dunlop valves.It can be used for bicycle,motorcycle,electric bike.It also equipped with five valves to inflate balls, such as basketball, football,swimming rims, balloons and other inflatable toys.

MATERIAL:The pump tube is made of iron which is solid. The handle and base are made of plastic, making the pump light and easy to carry

EASY TO CARRY AND STORE:We provide each bike pump with a carrying bag. When you want to store or carry the pump, you can fold the base of the pump, remove the handle, then put the pump into the bag, It is very easy to store and carry

Multipurpose：The valve of the pump is compatibled with schrader，presta， dunlop valves. It can be used for bicycle,motorcycle,electric bike.It also equipped with five valves to inflate balls, such as basketball, football,swimming rims, balloons and other inflatable toys.

EASY TO CARRY AND STORE:We provide each bike pump with a carrying bag. When you want to store or carry the pump, you can fold the base of the pump, remove the handle, then put the pump into the bag, It is very easy to store and carry

MATERIAL:The pump tube is made of iron which is solid. The handle and base are made of plastic, making the pump light and easy to carry

MATERIAL:ABS resin,which is a widely used material with good heat resistance, impact resistance.It will not cause scratches on the frame.

SUITS FOR:Adjustable height,suitable for 26 inch, 27.5 inch, 29 inch bicycle and 700C road bike

SMALL SIZE: it does not take up space for home use, and it is easy to carry when going out to participate in bicycle racing or cycling

SIZE: 26X 4.0 Biycle Tire

MAX INFLATE TO:20 P.S.I/ 140KPa/ 1.4 Bar

Material: High quality nylon and rubber compound that increases the wear resistance of the tire and extends the service life of the tire

SIZE: 20 X 3.0 Biycle Tire

Material: High quality nylon and rubber compound that increases the wear resistance of the tire and extends the service life of the tire

Unique pattern: The concave-convex pattern design of the tire provides great grip when climbing and turning, and greatly improves comfort and stability, making your riding safer

MODEL: 16T single speed freewheel. Weight: 170g

SUITS FOR: It is suitable for general single speed bicycles, like folding bicycle, commuter bikes, lady bikes, beach bikes, etc. which use 1/2 "x 1/8" single speed chains

MATERIAL: Made of high-quality iron, with high performance, heat resistance, and long service life

SIZE: 29 X 2.125 Biycle Tire

INFLATE TO:45-60 P.S.I(300-420KPa) MAX.LOAD:100 kg

Material: High quality nylon and rubber compound that increases the wear resistance of the tire and extends the service life of the tire

Composition:This saddle is composed of microfiber leather, carbon fiber bpttom shell and carbon fiber bow frame.

Weight: Only 121G. Reduce the weight of the entire bicycle, both for cycling and transportation, it is very lightweight

Strong support arc shock absorber: Provide strong support,strong toughness and not easy to deform

THE FOLDABLE AND UNFOLDABLE SIZE:The unfoldable size of the double rider bicycle :81.5"*45.67",the foldable size:40.55"*31.5" , suits the rider height range from 4'6" - 5'11" ,The bicycle becomes smaller after folding, which is convenient for transportation and storage

ADJUSTABLE SEAT POST AND STEM:The seat post and stem of the tandem bicycle can be adjusted, which can help the rider find a comfortable height

THE HIGH CARBON STEEL FRAME:The frame of the bicycle is high carbon steel,which is a very firm material,that can support two riders totally weighing up to 390 pounds

Crystal Clear Chat: An adjustable, high sensitivity mic picks up your voice loud and clear, and can be removed when watching movies or listening to music

High Quality 40 millimeter Speakers : Hear every crisp high and thundering low with these large 40 millimeter speakers

Lightweight and Comfortable: Play for hours (or days) in complete comfort

CKAuto brand Premium TPMS TR414 Rubber Snap-in Valve Stem (100 pcs/ bag)

U.S.standard and high quality is guaranteed; Providing safe tire system and safe driving

Constructed of brass and ozone resistant EPDM rubber

!!! NOTE (very important) : This mountin bike mtb stem ONLY fit for 31.8mm handlebar! Other handlebar is NOT applicable！Fit for Handlebar diameter 31.8mm (1.25''), front fork stem diameter 28.6mm (1-1/8"), Length: 90mm (center distance of the two holes)

Angle: 35 degree. Help to up or down the heigth of handlebar.

Light weight and durable, weight Only 135g (0.28lb).

!!! NOTE (very important) : This mountin bike mtb stem ONLY fit for 31.8mm handlebar! Other handlebar is NOT applicable！Handlebar diameter 31.8mm (1.25''), front fork stem diameter 28.6mm (1-1/8"), Length: 110mm (center distance of the two holes)

Angle: 35 degree. Help to up or down the heigth of handlebar.

Light weight and durable, Weight Only166g (0.38lb).

CKAuto brand Premium TR413 Rubber Snap-in Valve Stem (100 pcs/ bag)

U.S.standard and high quality is guaranteed; Providing safe tire system and safe driving

Constructed of brass and ozone resistant EPDM rubber

COMPATIBILITY: Easy Install and Maintenance Free – This ShockStop stem fits standard 1-1/8in (28.6mm) steerer tubes; the size used by most modern bikes. The Shockstop Stem is also available for oversized 1-1/4in (31.8mm) steerer tubes; used by brands such as Canyon and Giant. The stem fits 31.8mm handlebars (shims available for 25.4mm and 26.0mm) and comes in a flippable +/-6 degree angle in 80, 90, 110, 110, and 120mm lengths and a +30 degree angle in a 100mm length.

RIDE FURTHER, FASTER, AND MORE COMFORTABLY – The ShockStop bike handlebar suspension stem is the perfect upgrade to your e-bike, gravel bike, hybrid, or road bike. Float over obstacles and dampen vibrations so you can ride longer, go faster, and stay in control even on the roughest terrain.

UP TO 70% BUMP AND VIBRATION DAMPENING – Say goodbye to sore hands, wrists, back, and neck and say hello to increased control, more confidence, and a super smooth ride. The ShockStop shock absorber bike stem reduces the effects of impacts and vibrations by up to 70%.

Super Light & Anti-rust: Made of lightweight anodized aluminum, our tubeless presta valve stem is not only lightweight but also anti-rust. Stem length: 40mm, 44mm(two valve presta)

Superior Seal: With a removable valve cover, O-ring, and lock nut. The large soft rubber base can easily form an airtight seal on the valve hole with a diameter of not more than 8MM, ensuring that the nut can be tightened and protecting the rim

Removable Valve Core: The valve core is a removable cover, our valve comes standard with an integrated valve core-removable cover and two other covers as spare parts, which can help you remove the core and easily fill the sealant

Super Light & Anti-rust: Made of lightweight anodized aluminum, our tubeless presta valve stem is not only lightweight but also anti-rust.

Superior Seal: With a removable valve cover, O-ring, and lock nut. The large soft rubber base can easily form an airtight seal on the valve hole with a diameter of not more than 8MM, ensuring that the nut can be tightened and protecting the rim

Removable Valve Core: The valve core is a removable cover, our valve comes standard with an integrated valve core-removable cover and two other covers as spare parts, which can help you remove the core and easily fill the sealant

Constructed of Brass and Ozone Resistant; Black finish; with EPDM Rubber Gasket

100% Leak Tested, U.S. Standard and High Quality is Guaranteed; Providing Safe Tire System and Safe Driving

43mm Low Profile Design; Designed for Rim Holes 11.5mm ( Φ 0.453" ); 5 pcs/bag

Super Light & Anti-rust: Made of lightweight anodized aluminum, our tubeless presta valve stem is not only lightweight but also anti-rust. Stem length: 40mm, 44mm(two valve presta)

Superior Seal: With a removable valve cover, O-ring, and lock nut. The large soft rubber base can easily form an airtight seal on the valve hole with a diameter of not more than 8MM, ensuring that the nut can be tightened and protecting the rim

Removable Valve Core: The valve core is a removable cover, our valve comes standard with an integrated valve core-removable cover and two other covers as spare parts, which can help you remove the core and easily fill the sealant