The bontrager tlr tyre sealant 60ml seal your tyres and cure your headaches with bontrager39s tlr sealant using an ammonia free formula this sealant won39t corrode aluminium or degrade tyre rubber bontrager tlr tyre sealant 60ml features permanently repairs tyre punctures up to 65mm 14 in compatible with all tubeless ready tlr tyres the non corrosive ammonia free mixture won39t corrode alloy rims or degrade tyres only requires 25ml 08 oz for 700c 47ml