Bottom Brackets

Origin8's Revolvr PF30/BB386 Thread-Together Bottom Bracket provides a secure and stable shell interface for smoother operation and extended bearing life. Hybrid AL6061/Nylon fiber cups for a superior fit and noise-free operation. Low-friction dual seals protect the bearings from harmful contaminants, while sealed premium bearings are both serviceable and replaceable. - Designed for installing BB30 or BB386 30mm spindle cranks into PF30 or BB386 frames without the need for adapters - Shell: 68-86.5mm x 46mm - Interface: PF30/BB386 - Spindle Type: BB30/BB386 30mm - Cup Material: AL6061/Nylon Fiber - Weight: 120g

The SRAM DUB bottom bracket series has a simple job— to connect crankarms and protect the smooth, long-lasting application of power to the drivetrain. SRAM engineered the oversized DUB spindle to work across every bottom bracket standard, simplifying crankarm compatibility. - Gutter Seal Technology drastically improves sealing against the elements - Sealed cartridge bearings - One oversized spindle to work across every bottom bracket standard - Significantly lighter than GXP system

- Steel body - Chromoly spindle - Sealed bearings - Repair BB designed to work in frames that have stripped BB threads - Shell: 68mm - Spindle Type: Square Taper JIS - Weight: 360-370 grams

- Steel body - Steel cups - Chromoly spindle - Sealed bearings - Interface: English - Square Taper JIS - Weight: 305-320 grams

- 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

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