Rapid Drive 108 hub instantly transfers effort into forward momentum;Tubeless-ready (TLR) rims allow for quick upgrades to tubeless;Stacked lacing alignment provides a better spoke bracing angle for a stiffer wheel;Boost 110/148 wider hub flanges enhance the bracing angle for a stiffer wheel;An ultra-durable rim with 29 mm internal, 33 mm external width, 28 hole fr/r;28 front/rear nail head 14/15G spokes with Alpina alloy locking nipples;6 bolt disc, Shimano 10-/11-speed, SRAM XD driver available separately;Includes an installed TLR rim strip, TLR valve and valve core removal tool;