Talisman DC4 Dual-Ano 6-Pawl Disc MTB Hub Set 428g QR Shimano or SRAM 6061 dual-anodized body, 7075 freehub splined for Shimano 10 or SRAM XD 6-pawl, 5-degree engagement (72 "clicks") for quick acceleration & a unique sound Tool-free rear axle disassembly for easy maintenance, 1 year warranty 32h and seriously lightweight at 428g per set, 100/135 spacing, QR only 2 oversized, dual-sealed cartridge 6902 bearings front, 4 in rear