Aluminum modular hubs cover a multitude of applicationsConvertible to standard QR, 12, 15, and 20mm thru axleRear hubs and cassette bodies feature 6 pawls / 54 points of engagementAvailable in standard or straight pull designSealed bearingsWheel building measurements available at www.jbi.bikeRR11-12s XD32HQRAlyBlk244.5g6B170585848.6548.6536.536.5UPC/EAN/GTIN: 888571010730