Tacx E-Thru Trainer Axles for Classic Trainers M12 x 1.75 CheckoutSpec= Dropout #685 Chainring is compatible with only

Chainring is compatible with only TQ Motor drive systems

}WTB Gravelier Saddle - Black Stainless

The Gravelier’s short 246mm length is paired with a mid-length section that quickly widens out to provide ample room if riders choose to shift beyond the primary support zone

Raw aluminum finish on the X-SYNC 2 chainring teeth – to keep looking fresh throughout its long lifespan

Best for Classic

Tacx E-Thru Trainer Axles for Classic Trainers M12 x 1.75 CheckoutSpec= Dropout #685 Chainring is compatible with onlySuitable for Tacx trainers with rear wheel drive only 01: T1706 E Thru trainer axle M10x1, with metric fine thread. For hubs with axle skewer attachment 135? 10mm: various Swiss and Shimano. Length: 162. 5mm 02: T1707 E Thru trainer axle M12x1, with metric fine thread. For hubs with axle skewer attachment 142? 12mm: various DT Swiss and Shimano. Length: 162. 5mm 03: T1709 E Thru adapter X 12 (>142 mm) 04: T1711 E Thru trainer axle M12x1, with metric