Ascent Revolution Bottom Brackets - PF30 Size:SRAM GXP YBN enters the 12sp arena

YBN enters the 12sp arena with an ingenious design that excels in every performance category

6mm diameter Cascade dropper post is available to suit 125mm drop models

and keep going

170g (6 oz

Ascent Revolution Bottom Brackets - PF30 Size:SRAM GXP YBN enters the 12sp arenaETA:: 1 2 Weeks The Revolution PF30 BB provides the ultimate in press fit bottom bracket performance. A precision machined custom one piece full Aluminum 6061 T6 shell enforces the alignment between the two halves for impeccable smoothness. A specially narrowed neck helps to provide clearance for internal frame fittings and cables, improving the compatibility with more frames. We use top grade NTN 6806 LLB precision steel bearings for durability,