SRAM DUB PressFit BB‑DUB‑PF‑A1 Bottom Bracket
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The SRAM DUB PressFit bottom bracket connects your crankarms and protects smooth, long-lasting power delivery to the drivetrain. Featuring a unified oversized spindle compatible with all DUB cranksets and available in both aluminum-cup ceramic and steel-cartridge bearing options, it offers lightweight and durable performance for road and MTB frames.
FEATURES
Unified DUB Spindle – One oversized 28.99 mm spindle works across all DUB bottom bracket specs
Lightweight Design – Lighter alternative to PFGXP system while maintaining strength
Easy Install – Press-fit cups simplify installation and reduce frame wear
Sealed Bearings – Choose between stainless steel or ceramic for long-lasting performance
Wide Compatibility – Available in multiple shell widths for road and MTB frames
SPECIFICATIONS
Model: BB‑DUB‑PF‑A1
BB‑Frame Interface: PressFit (MTB/DH 104.5 mm, 107 mm, 121 mm; MTB 89/92 mm; Road 86.5 mm)
Crank‑BB Interface: DUB (28.99 mm spindle)
Bearing Type: Ceramic or standard stainless cartridge
Cup Material: Steel cartridge, aluminum cups
Weight: Approx. 72 g (based on BB92)
