Reserve Wheels Reserve 30 SL AL Wheelset - MX 29"F/27.5"R 15 x 110/12 x 148 6-Bolt XD Aluminum DT350 DEG 90ptReserve Wheels Reserve 30 SL AL Wheelset MX 29"F 27. 5"R 15 x 110 12 x 148 6 Bolt XD Aluminum DT350 DEG 90pt. Your wheels are arguably the most important component on your mountain bike which is why Reserve developed an all new aluminum line of trail wheels. Reserve aluminum wheels have been designed and developed to provide a product that rivals the performance of the much loved carbon wheels but at a much more accessible price point. And with an