Top 10 120mm Bottom Bracket – Bike Bottom Brackets

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VGEBY1 Bottom Bracket, Square Taper Bottom Bracket BSA-Innenlager BSA Press Fit for Square Tapered Spindle Crank68X120L

VGEBY1 #ad - Thank you for your interest in our products. Suitable for 68mm frame shell. Please use the bB tool to install and replace the bottom bracket for safety. The bottom bracket is solid and durable with a long service time.

The weight is very light and does not impose an extra burden on the bicycle. If you have any questions about our products, please send us an email and we will respond to you within 24 hours. The steel shell can absorb roundness tolerance for installing ports of Bracket Bottom. Please confirm the size before purchase. Integrated system of this square taper bottom bracket can protect the frame, more power output, it's better than ordinary structure bottom bracket. This square taper bottom bracket has fine workmanship, precision threads can be better connected, 2 Bearings structure makes the spindle more flexible and less labor-intensive.
BrandVGEBY1 #ad
ManufacturerVGEBY1 #ad
Height0.39 Inches
Length0.39 Inches
Weight0.71 Pounds
Width0.39 Inches
Part NumberVGEBY3oztf0vmq2-02

2. TGhosts


Bike Bottom Bracket 116 118 120 122.5 127.5 Mm Crank Axis Quare Hole MTB Bicycle Parts BB for Square Tapered Spindle C Size : 120mm, TGhosts Bicycle Bottom Bracket

TGhosts #ad - High-strength material:We use high-strength aluminum alloy material with high quality CNC machined. Length: 1105/113/116/118/120/122. 5/124. 5/127. 5mm. Sealed silicone :this sealed silicone waterproof ring provide anti-corrosion, waterproof and sandproof effect. If you have any questions, you are welcome to write to us and we will give you the best quality service. Ceramic ball bearing:firstly ceramic ball lighter weight than stell ball, and then ceramic have corrosion resistance so it have longer use life.
BrandTGhosts #ad
ManufacturerLivia #ad
Weight0 Pounds
Part NumberLivia760



VGEBY 68mm Sealed Bottom Bracket, Square Taper Metal Bearing with Screws 113mm/120mm/126mm for Mountain Bike 126mm

VGEBY #ad - Sealed bottom bracketvariable‑speed bicycle riding accessories are equipped with waterproof screws. Applicable forsuitable for mountain bikes, variable speed bikes, etc. Hexagon socket water‑proof screws, made of high‑grade materials, strong and durable.

High strength materialour bike bottom bracket is made of high‑quality carbon steel. It is an important bicycle accessory. Perfect fit bikesexquisite thread, will be integrated with the bike, CNC precision teeth, and maintain long-term stable transmission. Please feel free to contact us if you have any question. We are committed to providing you with better products and services.

We offer you 100% risk-free satisfaction guarantee to let you buy with confidence. The bearing adopts grooved seal design, which is durable and stable. Increase bikes efficiencycarbon steel shaft, square hole bearing, surface through anti-rust treatment, heat treatment, transmission efficiency increased by 50%.
BrandVGEBY #ad
ManufacturerVGEBY #ad
Height0.39 Inches
Length0.39 Inches
Weight0.77 Pounds
Width0.39 Inches
Part NumberVGEBYobmyk2i7zh1144-13



BBSHD BAFANG BBS0B 48V 1000W Mid Drive Motor Electric Bike Kit 8Fun BBS HD Bicycle Motor C965 LCD Display, Bottom Bracket: 120MM

BAFANG #ad - Comes with all necessary accessories:mid-drive motor 48V 1000W, LCD display, speed sensor and magnets, 1T4 wire, brake lever, crank, thumb throttle, chainring wheel, nuts. Easy to install: can be successfully installed into an electric bicycle in just a few time by only a few tools which can remove the crankset and the center shaft, as well as tools for installing this mid-drive motor.

Shipping & warranty: shipped by dhl, 1 year warranty and provide technical support. Water proof - all components and wiring are protected). A not bad choice for cycling enthusiasts and those who do not want too fast traffic to transport or travel.

Universal compatible:bafang bbshd mid drive motor kit is compatiable with commuter bike, mountain bike, road bike and so on. This kit is designed to all bikes with 68-120mm bottom bracket. Electric bikes & pedal bicycle, faster traffic & physical exercise can be achieved at the same time. Not recommended to apply this motor to bikes with carbon fiber frame in case of damaging the frame.
BrandBAFANG #ad
ManufacturerBBSHD #ad
Part NumberBBSHD

5. VVU


VVU Bike Bottom Bracket Mountain Bike Bearing Shell Bottom Bracket 120MM

VVU #ad - Quality: ordinary sealed axial structure without dust ring; Elastic sealed bearing with aluminum sleeve. Flexible material allows customize length as you.

Unique: the breakout points on the bundler provide great ventilation to prevent them from overheating! Useful: using a press-fit bearing structure, and has a longer life than the outer bearing, the loose bead rotates more smoothly than the durable bead, and long-term abnormal noise will not be emitted. Advantages: dustproof and waterproof design, durable; Double waterproof design, with dust ring and wiper reverse thread. Application: there is a gap in the substructure, the assembly process will quickly collapse, and the service life will be stuck.
BrandVVU #ad
ManufacturerVVU #ad
Part NumberSP06930A1-8us27



Bottom Brackets, Bicycle Bottom Bracket Quare Hole Axis Bike Parts for Square Tapered Spindle Crank 120mm

BETT #ad - Durable&reliable - the bottom bracket is solid and durable, with a long service time, you will like it. High quality - this kind of quare hole Axis is designed with unique integrated system, which can protect the frame, more power output, better than ordinary structure bottom bracket. Practcial tool - the steel shell can absorb roundness tolerance for installing ports of Bracket Bottom, offer you best cycling experience. Used for - suitable for 68mm frame shell, fit for most bike. Perfect replacement - Please use the BB tool to install and replace the bottom bracket for safety.
BrandBETT #ad
ManufacturerBETT #ad
Part NumberBETT



Bottom Bracket: 120MM, BAFANG BBS03 BBSHD 1000W 48V Mid Motor Ebike Kit with Lithium Battery 48V17.5AH for Bike Conversion DP-C18 Color Display

BAFANG #ad - E-bike & assisted bicycle, you can choose the E-bike to enjoy a long time travel, and also exercise. 1-years warranty. Easy to install: was able to install this motor in a few hours, If you don't understand, you can contact us or you can find the installation video online.

We offer you 100% risk-free satisfaction guarantee to let you buy with confidence. Universal compatible:bafang bbshd mid drive motor kit is compatiable with fatbike, mountain bike, road bike and so on. Attention:due to the special nature of the battery, we will use different express delivery, you will receive two different boxes(Water proof - all components and wiring are protected).

Comes with all necessary accessories:powerful mid-drive motor bbshd 48v 1000W, speed sensor and magnets, brake lever, 17.5ah battery and 48v2a charger, lcd display, thumb throttle, crank, 1T4 wire, chainring wheel, nuts. This kit is designed to fit a standard 68-73mm bottom bracket. The favorites of riders who love challenges as well as transport bikes.
BrandBAFANG #ad
ManufacturerBAFANG #ad
Part NumberBBSHD

8. Dongua


Tapered Bike Bottom Bracket Crank Axis68x120mm, Dongua Cycling Mountain Bike Spindle, Square Hole Bottom Axle Bicycle Bottom Bracket

Dongua #ad - It lasts for a long time and does not show signs of wear. Sufficient learning and long-term reliability. It is easy to install even without specific tools. A better alternative to the VP BC-73 bicycle, and it works on the same principle. It has good performance, and lubrication is quite good, bearing structure, to install the port at the bottom of the bracket.
BrandDongua #ad
ManufacturerDongua #ad
Part NumberAMILN06XH3US



YIJU High Strength Bicycle Bottom Bracket Steel Square Hole Axis for Square Tapered Spindle Crank Bike BB Bottom Brackets with Precise Threads, 120mm

YIJU #ad - This square tapered bottom bracket sealed bearing BB made of 7075 Aluminum alloy, carbon steel bearing material- high strength with 1.

5 tons loading bearing. Carbon steel bearing reduces abrasion, vibration and makes maintain easier and integrated can protects the frame, more power output. Suitable for 68mm frame shell and please use professional BB tool for installing and replacing. Sealed cartridge and dustproof hex screws provides 100% water resistance and prevents dust for great performance. Featuring super-accurate bearings and precise threads for smooth operation and improved durability.
BrandYIJU #ad
ManufacturerYIJU #ad
Part Number5a81ab418c14cded512f163d106816be

10. kaaka


Kaaka Aluminium Alloy Bicycle Sealing Bearing Bottom Bracket for Mountain Bike Fixed Gear Bike Modification & Maintenance Replacement Part Accessory 120mm

kaaka #ad - High-quality:made of high-quality aluminium alloy material, which is very durable, not easy to be deformed. Applications:Suitable for 68mm frame shell. Long service time:sealed bearings and high quality spindle make it last for years and it's maintenance free. Cost-efficient:good performance, good price, good material, it is very practical replacement part for your bicycle. Quality assurance:Every product has been tested by professionals and it can be used with confidence.
Brandkaaka #ad
Manufacturerkaaka #ad
Part NumberL5J2LNJN914XX934