Burley Thru-Axle - 12 x 1.5mm 172-178mm MFPN=01503350000 Rear Derailleur Mount Type 10x1

Rear Derailleur Mount Type 10x1 Standard Rear Der/Shifter Compatibility SRAM X-Actuation Cage Length Medium Drivetrain Speeds 11 Weight 286 Color Black Chain Wrap Capacity (teeth) 46 Largest Cog 42

Replacement left crank arms for various Shimano Dura-Ace cranksets

psi 100-125

8 Drop Bend Style Compact Material Carbon Width Measurement Center Width 46 Defined Color Black Clip-on Compatible Yes

Brake Lever Actuation Short Pull Rotor Included No Brake Caliper Type Post Mount Defined Color Gray

Burley Thru-Axle - 12 x 1.5mm 172-178mm MFPN=01503350000 Rear Derailleur Mount Type 10x1Burley 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.