Burley trailer thru axel. I had this one on my old bike which I sold. M12 x 1.75 142-148mm long.
Burley Bike Trailer Rear Fork Swing Arm - For Burley Coho XC 2018 - Current
Burley Bike Trailers Release Handle Kit - For Burley Coho XC Cargo Bike Trailer
Burley Coho XC Bike Trailer 5mm Skewer For Rim Brake Bikes - Multiple Sizes
Burley Coho XC Bike Trailer Thru Axel Kit For Disc Brake Bikes - Multiple Sizes
Burley Coho XC Detachable Cargo Trailer Black With 2 Sizes Of Axel
