Swiftwick Flite XT Trail Mid Crew Socks - 5" Coal X-Large Model=GeoShift Performance Angle Headset Bottom Bracket Shell I

Bottom Bracket Shell I

5mm compressionless housing with poly-slip lining linear strands and kevlar protection

Adapts PF30 frames to 73mm english bottom bracket

8mm Clamp 46cm Black

High resistance to poor lubrication

Swiftwick Flite XT Trail Mid Crew Socks - 5" Coal X-Large Model=GeoShift Performance Angle Headset Bottom Bracket Shell ISwiftwick Flite XT Trail Five Socks 5 inch Coal X Large. Designed to provide your feet with advanced stability and support so you can get the most out of your next trail adventure. Swiftwick FLITE XT TRAIL features AnkleLock Technology that supports your ankles during quick movements on uneven & varying terrains while GripDry Fiber in the heel and forefoot keeps your feet from sliding in your shoes. Swiftwick blended natural Merino wool with a full