Step 1. Identify Your Axle Type

Quick Release Axle

The most common type of axle. The quick release axle has a lever that clamps the axle in place with an acorn nut on the opposite end.

Coho XC Axle Guide, Axle Guide

Bolt-on Axle

The bolt-on axle has a hex nut on both sides. It is common on fixed gear and single speed bicycles, as well as internally geared hubs.

Coho XC Axle Guide, Axle Guide

Thru Axle

Thru axles are thick and hollow. They are common on newer bicycles with disc brakes, especially mountain bikes.

Coho XC Axle Guide, Axle Guide

Step 2. Purchase Appropriate Adapter

If You Have:

A Quick Release Axle

These QR skewers replace the existing QR skewer on your bike to enable compatibility with the Coho XC cargo trailer. This adapter is required to use the Coho XC on bikes with QR skewers. Multiple skewer lengths are available.

Then You Need:

The Ballz QR Skewer

Coho XC Axle Guide, Axle Guide

A Bolt-On Axle

The Burley Ballz Nutted Axle Adapter includes a set of threaded Ballz that replace the nuts on your current nutted axle, enabling compatibility with the Coho XC cargo trailer. This adapter is required to use the Coho XC on bikes with nutted axles. Multiple thread pitches available.

Ballz Nutted Axle Adapter

Coho XC Axle Guide, Axle Guide

A Thru Axle

These Thru Axles enable connection of the Coho XC trailer to bikes with 12mm rear thru axles. Multiple thread pitches and lengths are available. A Burley Ballz Thru Axle is required for any bike with a 12mm rear thru axle to use the Coho XC. Use the Ballz Thru Axle Fit Guide below to determine the correct axle for your bike.

Ballz Thru Axle Fit Guide

Ballz Thru Axle

Ballz Axle