Best Bmx Bike Bottom Brackets in 2026

14 g lighter than SM-BB6700

smoother than SM-BB6700 (50 % less friction)

small ball bearings keep weight low

Mid/USA COMPATIBLE: Compatible with both American and Mid style BB shells

PRESS FIT: Bottom bracket cups with sealed bearings

SEALED MECHANISM: Keeps out dirt and debris

Includes Euro cups and bearing's:

Tube spacer and spindle washers not included

Model: 130882

Fits BMX model

CNC machined with 3 connecting bolts to prevent independent rotation

Manufacturer part code 00.6415.027.000

Fits JIS square-taper cranksets

Crankarm fixing bolts sold separately

Hollow spindle

【Compatible With】Work for 68mm BSA bike thread bottom. Compatible with Shimano BB-UN26/BB-100/BB-101/BB-300.Please purchase according to the original length, the length error is applicable within 2mm.108/110/113/116/118/122.5/127mm for choose.

【Superb Material】High class quality,the bottom bracket is solid and durable with a long service time.Sealed bearing assembly provide better sealing and lubrication performance.

【Protect Bike Frame】Integrated System of this square taper bottom bracket can protect the frame, more power output, it's better than ordinary structure bottom bracket. The weight is very light and does not impose an extra burden on the bicycle.

Bearings & cups for one-piece cranks

68mm bottom bracket shell width compatible

24 TPI Treads

Fits JIS square-taper cranksets

Available Colors: Chrome, Black, Gold

Available Sizes: 5/16 x 7, 5/16 x 9

Sold as Set of 9 Pieces

Comes with: 5/16 x 9 Bearings, 51.1mm Cups, 128mm 24TPI Axle length

Made in Taiwan

Colors Available - Chrome, Black, Gold

Sizes Available - 5/16 x 9, 5/16 x 7

Fits Most Lowrider, Beach Cruiser, Chopper Bike Frames

Are you looking to convert your bike to have a 3-piece pedal crank? Then the BBR Tuning American to European Bottom Bracket Adapter is for you!

Designed to convert an American 68mm Bottom Bracket to a Standard Bottom Bracket this part is perfect for those tricky builds and crank conversions

Installation is a breeze: Simply remove your current bearing cups, press in the new adapter, tighten the bearing cups down, and enjoy your conversion.

【Bearing Size】:OUTSIDE DIAMETER: 1.14 inch/29mm, INSIDE DIAMETER: 0.7 inch/18.4mm, BALL SIZE: 1/4 inch x 9 balls.Please confirm the size before purchase!!!!!!!

【Package Include】4 Pieces Bicycle Crank Bearing 1/4" ball size x 9 balls. One pair of crank bearings for replacements, another for spare.

【Widely usage】:This ball bearing retainer for bike parts replacement, suitable for bicycle crank, such as: mountain bike, kids bicycle, lowrider bike,children’s bike, stretch bicycles.

High Quality-The bottom bracket is made of stainless steel, solid with a long service time. Light weight, no additional burden.

compatible with Size-Suitable for 80/100mm frame shell. Cups thread size and pitch 34.798mm 1.37 * 24TPI.Please use the BB tool to install and replace the bottom bracket for safety.

Integrated System-Integrated system can protect the frame, more power output, it's better than ordinary structure bottom bracket. With two screws, easy to install.

2" Cup Bottom Bracket Set,One-Piece Bottom Bracket Cup Set Bearings Included,Silver

Fits on most bikes such as beach cruiser, lowrider,chopper bike frames

For one-piece crank ,Material: steel

PREFERRED BICYCLE TOOL: Constructed of high quality aluminum alloy and stainless steel. CNC turning, anodizing process, very durable! Great installation and removal tool kit for your bike bottom bracket.

FEATURES: The new aluminum alloy material is used to lighten the weight, the bearing joint, the labor-saving operation can be detached, the CNC handle design, the handle knurling process, to ensure the strength and anti-skid, the stainless steel screw, the thread pitch is close and detailed, and the strength is high!

SUITABLE BEARINGS: Suitable bearings for 6805 (25x37x7), 6806(30x42x7), MR22377(22X37X7), MR24377(24X37X7).

Size: 110.5mm/113mm/116mm/118mm/120mm/122.5mm/124.5mm/126mm

Sealed cartridge bearing assembly, suitable for 68mm frame shell

BSA integrated design, higher performance

Arm: 7050 aluminum, steel pedal inserts, 175mm length

Spindle: 22mm hollow chromoly

Spindle splines: square

Sealed BMX bottom bracket set

Works great with Wombolt cranks, and fits most other 22mm spindle cranks too.

Includes bearings, tube spacer, and spindle spacers

Converts 1/Piece Crank To 3/Piece Crank.

Total weight only 0.54lbs / includes 6 washers

European Bottom Bracket

Spindle Type 19mm

Sold As Complete Set

For press-fit MID bottom bracket frames

For 19mm crank spindles and press-fit Mid BB frames

Odyssey branded 6061-T6 aluminum dust spacer included

Material: [shell] aluminum, [bearings] steel

Shell Type: BBRight

Shell Width: 79mm

The kit includes 2x precision sealed bearings, centre spacer, Aluminum cone spacers and spare washers

Available with 19mm or 22mm inner diameter bearings

Made in USA using precision sealed bearings and cold-forged, aluminum CNC machined cups for a lighter, stronger and durable performance

Box One Titanium Square Taper bottom brackets are the best option for young BMX racers and users of three-piece cranks in search of performance gains & weight savings.

They have hollow, custom titanium-nitride coated titanium spindles and carbon fiber center seals, helping keep the weight down between 185 and 190 grams (well below that of other square taper bottom brackets on the market).

LONG TERM USE: The Bicycle Bottom Bracket is made with good materials, which is solid and durable with a long service time.

GREAT WORKMANSHIP: With good performance, bearing structure, the degree of lubrication is quite good, and the steel shell can absorb roundness tolerance for installing ports of Bracket Bottom.

NICE SYSTEM: Integrated System can protect the frame to provide more power output, which makes the Bottom Bracket working more effective.​

BB86-24 (road) alloy bottom bracket - black

BB86-30/BB92-30: fits Race Face Cinch, Rotor, 386EVO, Over Torque. Does NOT fit BB30 cranks

2yr warranty with annual bearing service. See KB-009x

e*thirteen by The Hive

Non-Threaded Bottom Bracket

Bottom Brackets

【Brand New】：100% brand new and high quality. Made of high quality material, durable and practical to use.

【Suitable Bike】：3S/3T/3P/5S different size for mountain bikes.

【Size】：5S whole length: 14.8cm, 3S whole length: 14.5cm, 3P whole length: 14cm, 3T whole length: 14cm.