Schwalbe 16"-18" Inner Tube

Lightweight and strong! Suitable for daily usage and extremely air-tight. Less air loss means having to inflate less. A unique rubber mixture makes it possible. Only high elasticity and good quality bicycle inner tube has the capability to cover many bike tire sizes.

Compatible for most Brompton bikes

• SV 4: 16 x 1-3/8, 1.10-1.40", 18x1.10-1.35" (37-340 to 37-349, 28-355 to 35-355), Presta
• 40mm for presta valve

*Images and Info From Schwalbe