Muc-off No Puncture Hassle Tubeless Sealant
822
A tubeless sealant for enduro, Mountain and downhill riders who want fewer trailside punctures, with a UV-detectable formula that still washes off clean when it's time to top up.
Overview
No Puncture Hassle is built around one idea: a sealant that seals fast and stays usable for months, instead of drying into a useless crust inside your tyre. Muc-Off engineered it with cutting-edge molecules that bulk up quickly to plug larger tears, backed by an advanced latex base that forms the initial seal almost instantly on smaller holes.
What's actually in the bottle matters as much as the marketing: a UV tracer dye runs through the formula, so a quick pass with a UV torch shows up any slow leak you might otherwise miss, and the whole mix is ammonia-free and non-corrosive, so it won't eat away at rim tape or valves over repeated top-ups. It's compatible with tubeless-ready and full UST wheel and tyre combinations, and it's CO2 compatible for trailside reinflation.
It makes sense any time you're setting up or maintaining a tubeless wheel for enduro, downhill, or road riding, where sidewall cuts and tread punctures are the main point of failure. The bigger 1L and 5L bottles are worth considering if you're sealing multiple wheels or running a workshop, while the 140ml pouch and kit suit a single bike or a ride-pack top-up.
Why You'll Like It
Seals Holes Up to 6mm, Fast
The cutting-edge molecules in the formula are built to fill larger tears and holes up to 6mm, while the advanced latex handles smaller punctures and bead/rim gaps almost on contact.
UV Dye Finds What You Can't See
A built-in UV detection system highlights any puncture that's weeping sealant but hasn't fully sealed, so you can spot slow leaks before they turn into a flat mid-ride.
Non-Corrosive, Easy to Clean Up
The formula is ammonia-free and washes off with water, so it won't corrode rims, valves, or rim tape, and a sealant spill on your kit or frame isn't a permanent stain if you rinse it promptly.
Stays Usable for Months
In temperate climates it lasts more than six months without balling up inside the tyre, so you're not stripping and redoing your tubeless setup every few weeks.
Wide Pressure and Temperature Range
Rated from 15–120psi and -20°C to +50°C, it covers everything from a soft-pressure setup to a high-pressure road tubeless tyre, in most climates you'll actually ride in.
Ride-Pack Friendly Sizing
Beyond the 140ml pouch, it's available in 1L and 5L bottles, so a shop or a rider sealing several wheels isn't stuck buying pouch after pouch.
Who Is It For?
This is for anyone running or switching to a tubeless setup on an enduro, downhill, or mtb bike who wants fewer stop-and-fix moments on a ride. If you're tired of pinch flats and small sidewall cuts ending a ride early, this is the kind of sealant that's designed to handle that damage without you noticing it happened.
In Indian riding conditions, where trail debris, broken tarmac, and long summer heat are all part of the mix, the -20°C to +50°C working range and the UV leak-detection are genuinely useful rather than just spec-sheet numbers, since they mean the sealant keeps working through a hot pre-monsoon ride and still lets you find a slow leak before it becomes a roadside repair.
It also suits shops, clubs, or riders maintaining more than one tubeless wheel: the 1L and 5L bottles bring the per-millilitre cost down meaningfully compared to buying individual 140ml pouches for every top-up.
Good to Know
Shake the bottle or pouch vigorously before use so the sealant is properly mixed before it goes into the tyre. Dose by wheel size for best results: roughly 30-45ml for road tyres, 60-75ml for 26"/27.5" MTB or 700c cross tyres, and 105-140ml for 29" MTB or downhill setups, adding up to 30ml extra for added protection on rough terrain. In extreme heat above +35°C, a simple top-up keeps the sealant working at its best. The 140ml Sealant Kit is worth picking up if you want the measuring scoop, valve core removal tool, and UV torch in one go rather than sourcing them separately.
Technical Specifications
- Seals Holes Up To: 6mm
- Sealant Life: More than 6 months in temperate climates
- Pressure Range: 15-120psi
- Temperature Range: -20°C to +50°C
- Compatibility: Tubeless-ready and full UST wheels/tyres
- Formula: Ammonia-free, non-corrosive, UV tracer dye
- 140ml Sealant Kit Contents: 140ml sealant pouch, 15ml measuring scoop, valve core removal tool, UV torch
Additional Info
- Country of Origin: United Kingdom
- Imported By: Aetos Sports LLP , 115 , Maker Chambers V , Nariman Point , Mumbai - 400021 , Maharashtra , India.
- Net Quantity: 1N
- Customer Care Address: 291, 10 Main, 5 Block, Jayanagar, Bangalore - 560041. Ph: (080)47183232, Email: support@bumsonthesaddle.com
- Commodity: Tubeless Sealants
