Bottom Brackets

TruVativ Power Spline Bottom Bracket fits proprietary powerspline design popular as OE spec with many moderate-price TruVativ cranks. • Proprietary spline design popular as OE spec with many moderate-price TruVativ cranks • Crank bolts are included

High performing square bottom bracket interfaces with English frames. - Fits square-taper spindle cranksets - Alloy adjustable cups - Includes 2 axle bolts

- Simple and reliable square taper bottom bracket - Replaces both BB-UN26 and BB-UN55 - Sealed cartridge bearings - Cr-Mo axle - For bicycles equipped with a chain case, select BB-UN300-K - For E-type front derailleur compatibility, choose BB-UN300-E - Fixing bolts not included; Shimano FC-E6000 bolts suggested

- One-piece bottom bracket cup set - Bearings included - Fits smaller american juvenile/youth sized BB - Shell: 65mm - Cup Material: Steel - Weight: 173 grams

This FSA MegaExo bottom bracket is for use MTB MegaExo cranksets with 24mm spindles. - Sealed bearings - Die-cast then CNC machined alloy bearing cups - Composite Di2-compatible adjustable center sleeve

Our BB30 and PF30 bottom brackets are thread-together systems, which eliminate the creaks common in non-thread-together bottom brackets. Our BB92 bottom bracket uses industry-exclusive, dual-row bearings to fit big performance into a small BB shell, with a center tube to seal the BB shell. Custom bearings, high-performance seals, and custom grease specifications in all bottom brackets deliver supreme durability and smooth spinning. Available for cranks with either 30mm spindle (Race and Plus cranks) or 24mm spindle (Base cranks). All BBs include our 1 year, no-questions-asked guarantee. - Bottom brackets for e*thirteen XCX TRS and LG1 cranks. Also compatible with older Fifteen.G cranks (requires spacer and wave washer kit EV-8003) - 7075-T6 black anodized cups with custom angular contact bearings - One year no questions asked bearing w