Hot answers tagged innertube
Self-sealing tubes are filled (well, not completely filled) with a sealant, similar to this used to seal tubeless tyres. When a wheel is spinning, sealant is distributed evenly around the tube, and when the puncture occurs, the sealant should be able to stop the air from leaking. They are quite reliable for small punctures (say, up to 5mmm at a time) but the ...
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