NEW Swiftwick Aspire Four Socks - 4 inch Navy Stripe Large variant-size-41 Steps between gears are optimized

Steps between gears are optimized to give an even spread between shifts

Fits any Shimano style freehub body

Fork Length - Axle to Crown 376 376 395 395 395 395 395 D

Spindle Interface Type: Truvativ Power Spline

NEW Swiftwick Aspire Four Socks - 4 inch Navy Stripe Large variant-size-41 Steps between gears are optimizedA firm compression sock with a solid four inches of ankle support for cycling, running and any other endurance sport. Firm compression provides contoured support and prevents bunching Lightweight Olefn fber in a minimum cushion design is cool, wicks moisture and dries quickly to keep you performing at your best Y Heel contour creates a contoured heel pocket that moves with the foot Virtually invisible toe seam eliminates friction in the toebox Mesh