Valves and sealing roller for Zéfal 25 mm bicycle wheels (tubeless conversion kit with preventative liquid)

Zéfal bicycle tire conversion kit

Preventative liquid with valves and new sealing adhesive roll to convert your wheels to tubeless on your road or city bike, electric bike eBike or VAE, gravel, trekking, BMX, mountain bike (all-terrain bike), VTC, muscle bike , children's or adult bicycle, women's or men's bicycle and other types of bicycles.

Transform your standard rims into tubeless wheels with this kit that contains everything you need. The preventative liquid automatically seals small perforations, and the elastomeric adhesive makes the rim waterproof. Thanks to their slight elasticity, the assembly of the strips is simplified and can be done without creases or bubbles.

This pack includes

• 1 x Z-Sealant anti-puncture preventive fluid
• 1 x rim tape 25 mm
• 2 x Presta conical valves
• 1 x shell remover

Technical characteristics and dimensions

• Brand: Zefal
• Fluid Model: Z-Sealant
• Liquid capacity: 240 milliliters
• Adhesive strip width: 25 mm
• Length of adhesive strip: 9 m
• 40mm Presta valves
• For rims from 22 to 26 mm

Zefal is a French brand specializing in accessories and maintenance products for bicycles. To discover our range of Zéfal products, click on this link.


Dangerous. Respect the precautions for use. All liquids and chemicals must not come into contact with skin, eyes and must not be ingested. When handling them, protect yourself with personal protective equipment (EPI).
Safety Information: All liquids should be kept out of the reach of children. DANGER, corrosive product. In case of eye contact, flush immediately with plenty of water for 10 minutes. If irritation persists, seek medical attention. If swallowed, seek medical advice immediately and show this container or the label.
All products in aerosol form must be kept out of the reach of children. Extremely flammable aerosol. Pressurized container: may burst if heated. May cause damage to organs through prolonged or repeated exposure. Causes skin irritation. Causes serious eye irritation. May cause drowsiness or dizziness. May be fatal if swallowed and enters airways. In case of consultation with a doctor, keep the container or the label available.