Built for the abuse of Enduro riding, the EX511 uses all of DT Swiss` latest technology to deliver an Enduro-proof rim that is built to last Built for the abuse of Enduro riding, the EX511 uses all of DT Swiss` latest technology to deliver an Enduro-proof rim that is built to last 30mm interior width supports modern day wider tire profiles Welded seam is tubeless ready and aids in strength