🚚 Delivery Estimated between 03 December and 08 December.
New, synthetic elastomer gasket with 2X the holding power and 5X wear resistance of traditional gasket materials. The New, two-stage seal design improves sealing and stability on all Presta valve stems. Adjustable compression, user can tighten the cap to increase holding power by 4X and compensate for wear. 15-degree stem angle reduces stress on the valve stem from the pump hose