Equip your bike for next-level adventures with the Burley Thru Axle. This simple-to-install adapter opens the door to new biking possibilities by allowing you to connect a kid, cargo, or pet bike trailer to bikes with 12mm thru axles. Use the Thru Axle Fit Guide to determine which Burley Thru Axle is compatible with your bike. If you are unsure of the correct thread pitch or hub length, please consult with the manufacturer of your bike or your local bike shop before purchasing a Burley Thru Axle. - SKU 960240 Thru axle, flat spacer, conical spacer, manual - SKU 960241 Thru axle, flat spacer, conical spacer, manual - SKU 960242 Thru axle, flat spacer, manual - SKU 960243 Thru axle, flat spacer, manual - SKU 960244 Thru axle, manual - SKU 960245 Thru axle, flat spacer, manual - SKU 960246 Thru axle, manual