Factory Direct Bikes & Cycling Shoes

VELOWURKS 29" PV40 Self Sealing Tube

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  • Size: 29x1.50-2.10
  • Stem Length: 40mm, Presta Valve
  • Use to prevent or repair punctures
  • Seals punctures in tread area up to 3mm
  • Non hazardous, non flammable
  • Installs like any other inner tube
  • Lasts up to two years


Velow¼rks self sealing inner bike tubes are treated with our exclusive eco-friendly sealant to seal punctures up to 3mm in the tread area instantly to keep you rolling.

Velowurks sealant stays liquid and viable to seal punctures again and again for up to 2 years. Plus, our eco-friendly sealant is harmless to humans, pets and the environment.