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Ifor Williams HB511 vs M-Tec 8ft x 5ft Twin Axle Trailer

The M-Tec 8ft x 5ft Twin Axle Trailer is 400kg lighter empty. The Ifor Williams HB511 is 1.08m (3.5ft) longer inside and is 27cm wider inside.

Last reviewed 13 September 2026

Ifor Williams HB511
Ifor Williams HB511 - image: agrocotrailers.co.uk
M-Tec 8ft x 5ft Twin Axle Trailer
M-Tec 8ft x 5ft Twin Axle Trailer - image: RD Agri Services

Key differences

Specifications side by side

Ifor Williams HB511M-Tec 8ft x 5ft Twin Axle Trailer
Gross weight2,700kg2700kg
Unladen weight1,000kg600kg
Internal length3.52m2440mm
Internal width1.79m1524mm
BrakesBrakedBraked (Knott, 4 wheels)
Payload-2100kg
Axles-Twin

Sources: Ifor Williams HB511, M-Tec 8ft x 5ft Twin Axle Trailer. Figures vary by model year and options, so check with the supplier before you commit.

Buy or hire the HB511 if...

  • you want one that is 1.08m (3.5ft) longer inside
  • you want one that is 27cm wider inside

The wider step up from the HB506, for larger horses or owners who want more room in transit. The extra 12cm of internal width and 36cm of length cost 80kg unladen, which is worth checking against your tow vehicle before choosing it over the HB506.

Listed by

Full HB511 specifications →

Buy or hire the 8ft x 5ft Twin Axle Trailer if...

  • you want one that is 400kg lighter empty

A wider twin-axle box trailer for builders, farmers and plant hire yards needing to carry bulkier loads such as pallets or small plant, with braked axles for safer road towing at higher weights.

Listed by

Full 8ft x 5ft Twin Axle Trailer specifications →

Common questions

What is the difference between the Ifor Williams HB511 and the M-Tec 8ft x 5ft Twin Axle Trailer?

The M-Tec 8ft x 5ft Twin Axle Trailer is 400kg lighter empty. The Ifor Williams HB511 is 1.08m (3.5ft) longer inside and is 27cm wider inside. The Ifor Williams HB511 is a two-horse trailer, twin axle, wider body; the M-Tec 8ft x 5ft Twin Axle Trailer is a 8ft x 5ft braked twin axle general purpose trailer.

Which is lighter, the Ifor Williams HB511 or the M-Tec 8ft x 5ft Twin Axle Trailer?

The M-Tec 8ft x 5ft Twin Axle Trailer. It is 400kg lighter empty than the Ifor Williams HB511.

Can I tow the Ifor Williams HB511 or the M-Tec 8ft x 5ft Twin Axle Trailer on a car licence?

Yes, as far as the licence goes. Both are rated at or under 3,500kg gross, and a car (B) licence has covered towing up to 3,500kg since 16 December 2021. Your car still has to be rated to tow the loaded weight - check the handbook or the VIN plate.

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