Versatile Indoor Trainer A bar-mounted remote shifter helps you change resistance levels as you ride. The 2" resistance unit roller accepts 650b, 700c, 26", 27" & 29" wheel sizes, so no matter what discipline you're training for, the Cycle Ops Mag+ Trainer suits your needs. Quiet Indoor Trainer There's no need to worry about disturbing neighbours or family members as you train indoors with the Cycle Ops Mag+ Trainer as this indoor trainer is similar to the sounds of a hair dryer when you're riding at 20mph. In the Box: Classic series frame Mag resistance unit Mag handlebar remote shifter Bolt action kit Resistance unit hardware QR skewer Instruction manual Virtual Training two week free trial Raceday DVD