Saris 9712 12mm x 148mm 1.75 Pitch Trainer Thru Axle Threaded On Both Sides

Saris Trainer Thru-Axles allow tru-axle equipped bikes to be used on Saris trainers. Designed for indoor use on Saris trainers only and should not be ridden outdoors. Compatible with current basic trainers and most CycleOps Pro series trainers.