The SUNRinglé Duroc 30 Pro 29 12x148 wheel is the XC wheel par excellence. It has been designed to offer maximum strength and durability thanks to its SUNRinglé Duroc welded aluminum rim, while remaining lightweight thanks to the new SUNRinglé Super Bubba X hub with ring bearings. The use of Wheelsmith stainless steel straight spokes and aluminum spoke nipples make this wheel both high-performance and lightweight.The SUNRinglé Duroc 30 Pro 29 12x148 (rear) wheel is ready to roll thanks to the Tubeless Ready technology of its SUNRinglé Duroc rim. It features straight stainless steel spokes and aluminum nipples Wheelsmith, as well as the new SUNRinglé Super Bubba hub X.The new SUNRinglé Super Bubba hub X uses the same pawl ring technology as the Super Bubba hub, but uses only one 45-tooth pawl ring instead of two, combined with a six-pawl freewheel body. This gives a very rapide 4-degree engagement and reduces the weight of the rear hub by 55g.To ensure maximum strength and sturdiness......