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  • DUB™ technology features a better engineered bottom bracket and a new spindle design for a more uniform approach to bottom bracket fitment, better sealing against contamination, and a new measure of durability
  • For use with all SRAM DUB fatbike cranks in PF121 BB shells
  • SRAM Model ID: BB-DUB-PF-A1
BB Bearing Steel
BB Shell Width 121mm
Crank Spindle Diameter 28.99mm
Interface DUB
Primary Color Black
BB Shell Type BB121
Cup Diameter 41mm
Title: SRAM, DUB PF121, Press Fit BB, BB121, Spindle: 28.99mm, Width: 121mm, Diameter: 41mm

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