Elite Thru Axle Adapter for Wheel-on Trainers ModelNumber=K7261 The EX1 drive train was

The EX1 drive train was designed specifically for the demands of electric-assist mountain bikes: a wide gear range with bigger jumps between gears and sturdy components to handle higher torque loads

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The Promax suspension seatpost is designed to let you ride further longer faster and more comfortably

Wider faceplate to prevent bar slip

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Elite Thru Axle Adapter for Wheel-on Trainers ModelNumber=K7261 The EX1 drive train wasElite Thru Axle Adapter for Wheel on Trainers. The Elite Thru Axle adapter kit makes Elite trainers compatible with bicycles with 10mm to 12mm diameter through bolts on the rear wheel (lengths from 130mm to 148mm boost).