The Tacx Trainer Axle for E-Thru 12mmx1.75 Rear Wheel allows you to put your mountain bike in the Tacx® trainer. Axles are only compatible with Tacx classic trainers. Separate axles are available for direct drive trainers, and they replace the standard axle skewer.E-Thru trainer axle M12x1.75, with standard threaded cartridge - suitable for hubs with a Maxle axle skewer attachment 135 × 12, 142 × 12, 150 × 12 mm and Trek ABP 142 × 12.
Best Price: £34.99 from Leisure Lakes Bikes