Square Taper Bottom Bracket Replacement Bike Bottom Bracket Square Hole Crank Axis Sealed Bearings Bike Parts Durable

Features: Brand new and high quality Adopting waterproof design, it can effectively prevent water and dust from entering the bearings, extending their service life. Made from durable bearings and metal materials, providing stable operational performance and durability. Featuring a square hole design, it is tightly connected to the bicycle base, enhancing stability and transmission efficiency. Comes with waterproof screws to enhance the sealing between the center axle and the bicycle frame, effectively preventing water intrusion. Suitable for road bikes, mountain bikes, folding bikes, etc., providing a stable and smooth riding experience.

Specifications: Material: Metal Style: A/B/C/D/E/F/G/H/I A Size: Approx. 68x103mm/2.68x4.05inch B size: Approx. 68x107.5mm/2.68x4.23inch C size: Approx. 68x110.5mm/2.68x4.35inch D size: Approx. 68x113.5mm/2.68x4.47inch E size: Approx. 68x116mm/2.68x4.57inch F size: Approx. 68x118mm/2.68x4.64inch G size: Approx. 68x122.5mm/2.68x4.82inch H size: Approx. 68x124.5mm/2.68x4.90inch I size: Approx. 68x125.5mm/2.68x4.94inch

Note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.

Package includes: 1x Square Tapered Bottom Bracket