Silca Ultimate Tubeless Sealant 500ml

SILCA Ultimate Tubeless Sealant delivers maximum sealing power and longevity for road, gravel, and mountain bike tubeless setups. A proprietary blend of natural and synthetic latex carries optimised carbon fibre strands — via Advanced Foaming agents — directly to a puncture, sealing holes 6mm and larger in seconds. The ammonia-free formula stays active for 6+ months and performs down to -15°C.

Injectable directly through the valve (injector sold separately). Recommended volumes: 60–90ml for road, 90–120ml for gravel, 120–180ml for mountain bike.

Key specs: Natural + synthetic latex · Carbon fibre strands · Seals 6mm+ · 6+ month life · -15°C rated · Ammonia-free · 500ml