RaceFace CINCH PF30 Bottom Bracket 46mm ID x 100mm Shell x 30mm Spindle External Seal Description-External Gear Mechanism Surly 4130 chromoly steel main

Surly 4130 chromoly steel main triangle double-butted frame

UHM carbon shaft: very low swing weight with excellent stiffness for efficient acceleration

Co-molded construction with reinforced Impact Zones and Tuned Flex Points

Wide ratio 9 speed cassette

10mm and 20mm headset spacers Aluminium bolt

RaceFace CINCH PF30 Bottom Bracket 46mm ID x 100mm Shell x 30mm Spindle External Seal Description-External Gear Mechanism Surly 4130 chromoly steel mainRace Face bottom brackets for use with 30mm spindle cranksets in the Race Face CINCH crank family. Defined Color Black Bottom Bracket Shell I. D. 46 Spindle Interface Type e*Thirteen P3 Connect Weight 106 BB Shell Width (mm) 100 BB Frame Interface PF30