Manufacturer part number : TRA204

With the Robert Axle Thru Axle for Trainers, you no longer need a second bike for indoor training or warming up for a race. The Trainer Thru Axles are available for road, cross, gravel or mountain bikes & can be used on or off the trainer. Machined & tested in the USA, the Trainer Thru Axles are designed for maximum strength & ease of use.

- A trainer thru axle specifically built to fit your bike first, rather than a “one-size-fits-most” adapter.
- Primary focus is to build a precision thru-axle. RAP say that their axles fit the specific bike as well or better than the stock axle.
- Suitable for on or off the trainer. Indoors or out. Ride/Train more, with less time wrenching.
- No special tools required. Installed or removed using standard 5mm hex key found on your multi-tool.
- Designed, built & quality tested in the USA.

Dimensions:
- The true length of this axle shaft is 172mm long.
- Thread Pitch: 1.5mm
- This axle is compatible with Shimano 12x142 E-thru & other axles with the similar dimensions.
- Important: Make sure the trainer will accept the additional width of a thru-axle equipped bike. The total width of this axle is: 203mm.