Thule Trailer Hub Hitch Adaptor: Shimano Thru-Axle

This adaptor is designed specifically for bikes using a Shimano M12 x 1.5 thru-axle system with a 170mm length. Before purchasing, check your current rear axle to confirm it matches these exact specifications, as even small variations in thread pitch or length will prevent a proper fit.

Yes, this Thule adaptor replaces your bicycle's stock thru-axle. It functions as both the axle for your rear wheel and the mounting point for your Thule child trailer hitch.

No, the adaptor is designed as a direct replacement for your existing axle. You will simply remove your current thru-axle and install the Thule version in its place, following the included instructions.

This adaptor is engineered specifically for Thule child trailers. While it may physically fit other systems, we cannot guarantee compatibility or safety with trailers from other brands.

Absolutely. Because it serves as your rear thru-axle, you can leave it installed on your bike permanently. It is built for durability and functions just like a standard axle when the trailer is detached.