Q-Tubes Thorn Resistant 700c x 35-43mm 32mm Presta Valve Tube 438g

– 4mm wall thickness in the tread area and 2mm in the rim area
– ISO Diameter: 622 / road / 29″
– Tube Compound: Butyl
– Valve: Presta
– Valve Core: Removable
– Valve Length: Short 32-40mm
– Valve Shaft: Threaded
– Weight: 368g (28-32), 438g (35-43)