£9.99 with free UK delivery. Rubber rope plugs, T-handle insertion tool, reamer and rubber solution. Designed for cars with no spare wheel, motorbikes, scooters, quads, ATVs, vans and campers. A temporary get-you-home roadside repair from Bob's Mechanical Repairs in Birnam, Dunkeld.
Picked up a nail in your tyre? Here is what actually happens next
A nail or a screw in the tread is the most common puncture we see in the workshop, and nine times out of ten the tyre is still holding most of its air. The mistake drivers make is pulling the nail out in a lay-by. Leave it where it is — it is plugging the hole. If the tyre is still up, drive gently to a tyre fitter. If it has gone flat and there is no spare in the boot, that is exactly what a rope plug kit is for.
Can a nail in a tyre be repaired? Usually yes, if the puncture is in the central three-quarters of the tread, the hole is under 6mm, and the tyre has not been run flat. A garage repair to British Standard BSAU159 costs roughly £25 to £40. If the damage is in the sidewall or the shoulder, or the tyre has been driven on flat and the inner liner has broken up, it cannot legally be repaired and you are buying a new tyre at £55 to £150 fitted.
What a rope plug kit is, and why it works
A tyre plug kit is the same principle tyre fitters have used for decades: a sticky rubber rope is forced into the hole from the outside so it swells and seals against the rubber around it. Our kit gives you the rubber repair strings, a spiral reamer to clean and roughen the hole, a T-handle insertion tool and rubber solution. No compressor needed to make the repair itself, though you will want to reinflate afterwards with a pump or a forecourt airline.
It works on tubeless tyres — that is virtually every modern car, van, camper, quad, ATV and most motorbike and scooter tyres. It does not work on tubed tyres, and it is not for sidewall damage.
Plug kit versus a can of sealant
Most cars built in the last ten years have no spare wheel at all, just a sealant canister in the boot. Sealant has two problems. It is a one-shot item with an expiry date, so the can sitting in your boot may already be useless, and the gunge coats the inside of the tyre and frequently wrecks the TPMS sensor, which is another £30 to £60 per wheel before anyone touches the tyre. A plug kit is reusable, never expires, takes up less room than a can, and leaves the inside of the tyre clean for a proper permanent repair later.
Is a plug a permanent puncture repair?
Be honest about this: an external rope plug is a get-you-home repair, not a permanent one. A permanent puncture repair is done from the inside with a combination patch-plug after the tyre has been taken off the rim and the inner liner inspected. Plenty of plugs last the life of the tyre in practice, but the safe advice from a mechanic is to have the tyre inspected and properly repaired or replaced once you are off the road. What the kit buys you is the difference between a £9.99 fix and an £80-plus recovery call-out in the dark.
How to plug a tyre at the roadside in ten minutes
Park somewhere safe and flat, find the nail, and mark it. Pull the nail out with pliers. Push the reamer in and work it up and down a dozen times to clean the hole and give the plug something to grip. Thread a rope plug halfway through the eye of the insertion tool, coat it in rubber solution, and push it firmly into the hole until roughly 10mm is left standing proud. Pull the tool straight out — the plug stays put. Trim the tail level with the tread, reinflate to the pressure on the door pillar sticker, and check it with soapy water for bubbles. Drive gently and get it looked at.
What it costs, and what it saves
The kit is £9.99 with free UK second-class postage, posted from Bob's workshop in Birnam, Dunkeld. Compare that with a typical roadside recovery call-out at £80 upwards if you are not covered, £25 to £40 for a garage puncture repair, or £55 to £150 for a replacement tyre if the tyre gets ruined by being driven flat. It lives in the boot, it does not go off, and it covers every tubeless tyre in the family — car, van, camper, trailer, quad and bike.
Who buys it
Drivers of cars with no spare wheel, motorbike and scooter riders who cannot carry a spare at all, quad and ATV owners on farms and estates, campervan and caravan owners heading somewhere remote, and anyone who drives Highland and rural roads where recovery can be an hour or more away. Bob has been on the tools 32 years and keeps one in his own van.