Stan's NoTubes Alloy Valve Stems - 55mm, Pair, Red 9-Speed Our suggestion – Put 1/6

Our suggestion – Put 1/6 to 1/3 ounce of Chamois Butt’r® either on your skin or on the pad of your shorts before you put your shorts on

Available in Round Contour Fit to better match rounder head shapes

170mm length Size: 54

lightweight materials for high-end performance with a relaxed feel and features a responsive PU tongue for a combination of quickness and resistance breakdown that excels during long seasons of hard riding

BPA-free plastic 100%

Stan's NoTubes Alloy Valve Stems - 55mm, Pair, Red 9-Speed Our suggestion – Put 1/6Stan's NoTubes Alloy Valve Stems 55mm, Pair, Red Lightweight aluminum valve stems are half the weight of standard brass models. Secure round base is compatible with most tubeless rims and a perfect fit for all Stans BST and BST R rims. Removable valve core makes adding sealant easy. Sold as a pair Removable Valve core to ease adding tubeless sealant.