Swiftwick Aspire Quarter Crew Socks - 4" Black Medium ModelNumber=K8557 Factory tuned compression (in open

Factory tuned compression (in open position) provides the highest level of XC performance precision and control

specifically designed for the DH and Trail segments with better end stroke control and improved adjustment range

Backing Plate Material Aluminum Compound Organic Designed for ebike Yes Heat Sink Yes Pad Shape Number 60

Removable and rechargable 450mAh lithium battery

Includes rotor fixing bolts and non-turn washers

Swiftwick Aspire Quarter Crew Socks - 4" Black Medium ModelNumber=K8557 Factory tuned compression (in openSwiftwick Aspire Four Socks 4 inch Black Medium. A 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