Fulcrum Racing 6 DB Rear Wheel - 700c, 12 x 142mm, Center-Lock Disc, SRAM XDR, BlackRacing 6 has been designed as a simple, reliable and up to date racing wheel. An ideal package for those seeking a smart solution that's in line with all the latest trends but with that little added plus. It's a Fulcrum wheel, it's a training wheel, it's the right aluminium wheel for those who are becoming acquainted with the world of racing bicycles and are attentive to details. Preinstalled tubeless tape Straight pull hubs Centerlock hub Product