Once you locate the hole

or the set tube/seat stay intersection at the rear of the frame

2mm outside diameter bottom brackets

are worn next to the skin

Ride Concepts Hellion Elite Clip Boa Clipless Shoes - US 9 - Black netsuite-webdata-created Once you locate the holeHellion Elite is the go to for riders seeking a no compromise, highly technical MTB shoe for all mountain, enduro, and gravity fuelled riding. Protection, power, and stability are delivered via an asymmetrical collar, stiff midsole, and heel counter. Designed for Enduro DH racers and park rats alike, this shoe is packed with features to keep you riding at your full potential. The PerformFit Wrap from the BOA Fit System is designed to improve power