SRAM Rear Axle - X0 Hubs / Rise 60 B1 / Roam 30 / Roam 40 / Rail 40 / Rise XX / Roam 50/60 B1 Straight Length 120 Lock Style Keyed

Length 120 Lock Style Keyed

"VV" type 2-lip non-contact Silicone labyrinth seals

Front shifter is micro-friction design

Additionally it allows the user to route wires/hoses internally when paired with compatible stem/headset combo or externally with any traditional stem and headset equipped bike

Bolt Mount Diameter 8 Frame Mount Width 15

SRAM Rear Axle - X0 Hubs / Rise 60 B1 / Roam 30 / Roam 40 / Rail 40 / Rise XX / Roam 50/60 B1 Straight Length 120 Lock Style KeyedSRAM Rear Axle X0 Hubs Rise 60 B1 Roam 30 Roam 40 Rail 40 Rise XX Roam 50 60 B1. Axle set includes axle and end caps. Does not convert a hub or wheel to a different axle diameter or length