OC1 Tubeless Sealant 5L seals punctures quickly, prevents air leaks and provides long-lasting airtight protection for road, MTB, gravel, enduro and downhill bikes for up to 6 months.

Product Description
OC1 tubeless sealant is a premium product specifically designed to meet the needs of high-pressure road bikes as well as low-pressure downhill, enduro and gravel bikes. Its advanced formula is designed to effectively seal porous tires and rim tape and provide exceptional adhesion throughout the inside of the tire. This prevents air leaks, maintains correct tire pressure and ensures a smooth, comfortable and stable ride.

The sealant is made from synthetic latex, making it ammonia-free and non-allergenic. It is safe to use even on sensitive skin. In addition, it contains no harmful chemicals, is environmentally friendly and fully biodegradable. The advanced OC1 formula is created to provide a strong, durable and long-lasting seal inside the tire.

Features
• Specially developed for tubeless, tubular and tubed setups in high-pressure racing bikes, as well as low-pressure setups in downhill, enduro, gravel and MTB bikes
• Effectively seals porous tires and rim tape to prevent leaks and punctures
• Adheres to the entire inside of the tire to provide long-lasting protection and high performance
• Synthetic latex formula is ammonia-free and non-allergenic
• Works between 15–80 psi and temperatures from -20°C to +50°C
• Offers up to 6+ months of protection
• Will not bulge or clog valves
• Non-corrosive and easily washable with water
• CO₂ compatible
• Suitable for tubeless ready and full UST wheel systems
• Ideal for MTB, road, cyclocross, gravel and more