NEW Swiftwick Aspire Four Socks - 4 inch Navy Stripe Medium price_changed_on_2022-08-18 The original tubeless valve stem

The original tubeless valve stem - most rims and a perfect fit for all Stan’s BST rim models

allowing for a small range of movement while still delivering a high degree of pedaling efficiency

Weight: 717

Compact cassette has a narrow design with quick changes

NEW Swiftwick Aspire Four Socks - 4 inch Navy Stripe Medium price_changed_on_2022-08-18 The original tubeless valve stemA 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