Head to head
Ifor Williams HB506 vs PRG Trailers ProLine Beavertail
The PRG Trailers ProLine Beavertail is rated 400kg heavier gross.
Last reviewed 13 September 2026
Key differences
- Gross weight: the PRG Trailers ProLine Beavertail is rated 400kg heavier gross.
Specifications side by side
| Ifor Williams HB506 | PRG Trailers ProLine Beavertail | |
|---|---|---|
| Gross weight | 2,600kg | 3,000kg (twin axle, 10in wheels) up to 3,500kg (twin axle 13in wheels, and all tri axle models) |
| Brakes | Braked | Braked (Alko AAA self-adjusting brakes) |
| Unladen weight | 920kg | - |
| Internal length | 3.16m | - |
| Internal width | 1.67m | - |
| Payload | - | 1,975kg to 2,550kg depending on configuration |
| Internal bed | - | 4.88m to 6.40m long, 2.13m or 2.28m wide |
| Axles | - | Twin or Tri |
Sources: Ifor Williams HB506, PRG Trailers ProLine Beavertail. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the HB506 if...
The mainstream two-horse trailer in Britain, used by private owners and small yards. Its comparatively low unladen weight for the class is the practical point: it widens the range of 4x4s and large SUVs that can legally and comfortably tow it.
Listed by
- R M Trailer Centre - Middlesbrough, North Ormesby
- Blains Trailers & Tyres - Hemel Hempstead, Great Gaddesden
- Horse Trailer Sales - Robertsbridge, Staplecross
- Barnwell Trailers Ltd - Peterborough, Oundle, Barnwell
Buy or hire the ProLine Beavertail if...
- you want one that is rated 400kg heavier gross
The ProLine Beavertail suits owners of low-ground-clearance cars, since its beavertail ramp lets a car drive on and off without grounding, unlike a flat-bed transporter. PRG offers it across twin and tri-axle chassis so buyers can match the trailer to a 3000kg or 3500kg tow limit.
Listed by
- Compass Trailers - Lewes, Ringmer
Common questions
What is the difference between the Ifor Williams HB506 and the PRG Trailers ProLine Beavertail?
The PRG Trailers ProLine Beavertail is rated 400kg heavier gross. The Ifor Williams HB506 is a two-horse trailer, twin axle; the PRG Trailers ProLine Beavertail is a pRG Trailers' open beavertail car trailer range, built with a hinged tail ramp for loading low cars..
Can I tow the Ifor Williams HB506 or the PRG Trailers ProLine Beavertail 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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