Robert Axle Project Resistance Trainer 12mm Thru Axle Length: 170mm Thread 1.75mm. Robert Axle Project thru axles allow modern frames to be used with axle mount trainers.

For use with bike trainers such as 1up Blackburn Cyclops Kinetic Tacx and more

IMPORTANT: Before ordering make sure your specific trainer will accommodate the width of the thru-axle equipped bike that you are using

Measure trainer at the widest setting and measure the bike frame width at the rear hub

The Robert Axle ends will extend 15mm past the frame on each side

Axle shaft and axle ends are machined from 7075 aluminum and hard anodized

Installed or removed using a 5mm Allen wrench

Designed built and tested in the USA