Burley Thru-Axle - 12 x 1.5mm 172-178mm 775g Made from heat-treated S2 tool

Made from heat-treated S2 tool steel ensure high strength and lasting performance

The initial position of the rear derailleur can be adjusted to suit any cassette

Wheel Size 700c

}Full Speed Ahead SL-K 2x Modular Carbon Crankset - 165mm For Shimano HG+ 12-Speed 50/34t DM/90 BCD 30mm 386EVO Spindle Black

Burley Thru-Axle - 12 x 1.5mm 172-178mm 775g Made from heat-treated S2 toolBurley Thru Axle 12 x 1. 5mm 172 178mm. Burleys adapter for bikes with a 12mm thru axle. Stock thru axles are not able to accommodate any sort of axle mounted hitch system. These thru axles have an external male threading on the end to accommodate the installation of Burleys axle mounted hitch system.