Foss EF 700c Road Tube singlespeed 1gram per bolt

1gram per bolt

Weight: 630g

excellent modulation and stopping in dry and wet conditions

1050d nylon outer shell and the 600d mil-spec tarp lining resists water ingress protecting your expensive gear

Foss EF 700c Road Tube singlespeed 1gram per boltWow. Nothing like you have seen before. They are not latex nor butyl but a thermoplastic elastomer that is extremely tough and elastic which makes it ideal for use in bike tubes. Unlike butyl tubes once the Foss tube has been punctured it will create a tight seal around the object minimising air loss allowing you to ride to a safer place, shop or home to fix the puncture. They have a nice road feel, being supple like a latex tube but holding air a bit