Multiple thread pitches and lengths available. Stock thru axles are not able to accommodate any sort of axle mounted hitch system. A Burley Coho Ballz Thru Axle is required for any bike with a 12mm rear thru axle to use the Coho XC. The Burley Ballz Thru Axle is not compatible with all carbon fiber bike frames

• Official Burley Ballz adapter for bikes with 12mm rear thru axles
• Includes both the thru axle and Ballz hitch mounts

Please double check Burley's recommendations before ordering:

Burley Thru-Axle fit guide
Burley Thru-Axle fit spacer guide