Robert Axle Project BOB Trailer Adapter for Rad Power or Mahle Motor Bikes

The adapter threads on to axles with an M12x1.25 thread.

The Robert Axle Project Trailer Hitch Adapter for Rad Power Bikes and Mahle/EBIKEMOTION Equipped E-Bikes.

Robert Axle Project’s M12 x 1.25 adapter for BOB Trailers is designed to allow attachment of any hitch-mounted trailer. These Hitch Adapters fit all BOB trailer models.