For the artist, the challenge of the solution is the inspiration to create.The crank armperfected in performance by SRAM engineersis a utilitarian canvas begging to be transformed.Troy Lee, design artist, took to that canvas.And now, those of us who have seen can never unsee.It´s the crank, made more.Same same.But forever different.Features:- DUB73 version available in 165mm with a 32t Direct Mount X-SYNC2 Chainring - DUB83 version available in 165mm or 170mm with 36t Direct Mount X-SYNC2 CNC Chainring Specifications:- Speeds:10/11 - BB Compatibility:DUB BSA MTB83, DUB PF MTB104.5/107 - Chainring Size:36 - Crank arm length:165mm - Chainline:56.5mm - BB Spindle Interface:DUB - Chainring material:Aluminum - Guard:No Guard - Bolt Circle Diameter (BCD):Direct Mount (DM) - Crank arm material:Carbon.