M9001 11 & 12 Speed Road Cassette Ankle Socks and adjustable compression system for

and adjustable compression system for changing load sizes

URfit System adds arch support and memory-knit structure for a secure feel

it's the ideal choice for adventurers seeking the pinnacle of performance and safety

Bottom Line:Small frame

Battery Capacity: 300mAh with up to 200 seconds of inflation time

M9001 11 & 12 Speed Road Cassette Ankle Socks and adjustable compression system forSteel teeth. Fast shifts. Zero excuses. M9001 gives you tight road gearing in eleven speed, plus a twelve speed option, with finish choices that pop hard. Key Features 11 speed options: 11 28T, 11 32T, or 11 34T 12 speed option: 11 30T Steel construction built for hard miles and repeat sprints Gear progressions, exact: 11 28T: 11 12 13 14 15 17 19 21 23 25 28T 11 32T: 11 12 13 14 15 17 19 21 24 28 32T 11 34T: 11 12 13 14 15 18 21 23 26 30 34T 12 speed