British curtainsider tensioner manufacturer

Curtainsider ratchet tensioners, designed and made in Britain since 1971

We supply trailer and body builders across the UK and Europe with precision-built tensioners — standard ranges or engineered to your exact spec.

  • Designed in-house
  • Laser cut & robot welded
  • Langard corrosion coating
  • Bespoke to your trailer
Langver ratchet tensioner fitted to a curtainsider truck body

Our tensioner range

Download the brochure (PDF)
1971Making tensioners for over 50 years
UK-wideSupplying leading trailer and body builders
10+Countries we ship to
100%Designed and built in Thirsk

Fitted by leading trailer manufacturers

Don-Bur
Lawrence David
Montracon
SDC Trailers
Tiger Trailers

Shipping to 10+ countries

From Thirsk to trailer builders across Europe, North America, the Middle East and Australia.

World map showing the countries where Langver tensioners are supplied

Who we work with

Trailer & body builders

Volume supply for new builds, scheduled to your production plan, with tensioners adapted to your body design.

Talk to us about supply

Fleet operators & repairers

Replacement tensioners that match the originals, so trailers are back on the road quickly.

Order replacements

Distributors

Stock the Langver range for your customers in the UK and overseas.

Become a stockist

How we make them

Every tensioner is designed, cut, machined, formed, welded, coated and packed under one roof in Thirsk.

Langver technical drawing of a ratchet tensioner

1. Designed in-house

LVD Lynx laser cutting machine

2. Laser cut

Operator programming a CNC machine

3. CNC machined

Amada press brake forming tensioner parts

4. Precision formed

Welder loading tensioner parts into a welding jig

5. Welded

Langard – Environmentally Durable coating

6. Langard coated

Our own chrome-6-free corrosion protection.
Langver-branded boxes palletised for dispatch

7. Packed & dispatched

Pair of Langver tensioners fitted to a rigid curtainsider body

Need a tensioner built to your spec?

Our design team adapts mounting, length, finish and handle to fit your trailer. Send us a drawing or a sample and we will come back with a proposal.

“Langver provide us with bespoke items that fit our requirements exactly… We don’t believe we could get a complete package of this level anywhere else.”
Stephen Collins, SJC Group
“When we place an order with Langver we know when it will be delivered and that it will be right.”
Andrew Errington, Dalton Engineering
Langver sales office in Thirsk, under the Bespoke Curtainsider Tensioners sign

Get a price for your next build

Tell us the model, quantity and trailer type and we’ll come back to you with pricing and lead times.