The JRA rear Boost 148 centre-lock hub is available in 24, 28 or 32 hole drillings and comes fitted with TPI stainless steel bearings. One of the lightest, most reliable centre-lock Boost compatible hubs available.
Main hub bearings: 2 x 6903 stainless steel / freehub 2 x 6803 (XD) or 1 x 6803, 1 x 6903 (shimano).
Hole counts: 24 / 28 / 32
Hub measurements for spoke length calculations:
left flange diameter: 58mm
right flange diameter: 58mm
ALL ABOUT BITEX HUBS
We used the best hubs we could find for our range of wheels and hubs: Bitex. We have ridden them extensively and we are convinced that they offer outstanding durability, reliability and serviceability.
All jra hubs are fitted with sealed stainless steel bearings from TPI and Enduro. Freehubs feature a patented 6 pawl engagement with 48 points in road hubs and 54 point pick-up for MTB hubs.