Please find a large assortment of bottom brackets for your bike here. Bottom bracket is the term for the bearings of a bicycle, where the bottom bracket spindle is fitted to. These are the bearings which suffer the hardest load on a bike. For this reason you should absolutely make sure that they are of a high quality.
· Improved sealing system with reduced friction · Aluminium cups · Suitable for all Shimano road cranksets with integrated axle Ø 24 mm · BSA thread: 1.37 x 24, 68 mm shell width · ITAL. thread: 36 x 24, 70 mm shell width · Weight: approx. 65 g · Incl. TL-FC24 adapter Manufacturer's ref. BSA: SMBB9000B Manufacturer's ref. ITAL.: SMBB9000I
High-quality screw cups with cartridge bearing to upgrade existing systems. · suitable for Race Face X-Type and Shimano Hollowtech II MTB/ATB cranks · made of forged aluminium 7050 and CNC milled · solid exterior bearings with balls that are 35% larger than those of interior systems - for extreme durability · suitable for frames with BSA thread (1,37 x 24) and 68/73 mm case width
The e*thirteen bottom bracket is designed for cranks with 30 mm axle shaft and fits PF30 frames. By using oversized bottom brackets, the load capacity is increased by 20%. · for frames with PF30 standard (46 mm internal diameter) · for 68/73/83 mm housing width · bottom bracket cups: aluminium · oversized bearings with double seal · suitable for E13 TRS/XCX/LG1 Including: bottom bracket cups including spacers Suitable tool for mounting/dismounting: item no.: 2222493 Manufacturer's ref.: BB20.P-PF30.K
High-quality tuning bottom bracket for Shimano Hollowtech II and Race Face X-Type MTB/ATB cranksets. The R3 sealing system features a specially shaped sealing lip with steel-plate reinforcement. Thus the slide-on seal is firmly seated, defining and guaranteeing optimised function with low friction. · BSA thread (1,37 x 24 tpi) · for 68/73 mm case width · bottom bracket cups: aluminium · stainless steel angular contact ball bearings · incl. distance rings, spacer and clamping bolt
Adapter cups for use with Race Face X-Type or Shimano Hollowtech II MTB cranksets in MTB frames with BB30 standard. This adapter is a professional solution for a quick retrofitting, as the standard Hollowtech II/X-Type bearing cup with BSA thread is not needed. · CNC milled · anodized aluminium bearing cups · high-quality cartridge bearing · required frame measurements: 68/73 x 42 mm (BB 30 standard) · incl. 2 spacer rings