Massi Valve 33 mm Bike Tube 75/2.125 V.Bicycle, Sports and Outdoor, Black, 20 x 1.75/2.125

Massi camera measures 20x1, 75/2 bike valve, resistant, comes in compact size for easy transport 33mm 112g French valve Composed of butyl butyl rubber has excellent waterproofness, and the long polyisobutylene segments of its polymer chains give it good bending properties