Head to head
Bockmann Portax L K vs PRG Trailers ProLine Beavertail
The PRG Trailers ProLine Beavertail carries 657kg more and is rated 500kg heavier gross.
Last reviewed 13 September 2026
Key differences
- Payload: the PRG Trailers ProLine Beavertail carries 657kg more.
- Gross weight: the PRG Trailers ProLine Beavertail is rated 500kg heavier gross.
Specifications side by side
| Bockmann Portax L K | PRG Trailers ProLine Beavertail | |
|---|---|---|
| Gross weight | 2500kg | 3,000kg (twin axle, 10in wheels) up to 3,500kg (twin axle 13in wheels, and all tri axle models) |
| Payload | 1318kg | 1,975kg to 2,550kg depending on configuration |
| Internal length | 4125mm | - |
| Internal width | 1750mm | - |
| Internal height | 2300mm | - |
| Internal bed | - | 4.88m to 6.40m long, 2.13m or 2.28m wide |
| Axles | - | Twin or Tri |
| Brakes | - | Braked (Alko AAA self-adjusting brakes) |
Sources: Bockmann Portax L K, PRG Trailers ProLine Beavertail. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the Portax L K if...
The longer 'L' version of the Portax K, giving taller or bigger horses more room while keeping the front-exit layout. It appeals to owners of warmbloods or cobs who found the standard Portax K too tight.
Listed by
- Böckmann UK Trailers & Horseboxes - Cinderford, Littledean
Buy or hire the ProLine Beavertail if...
- you want one that carries 657kg more
- you want one that is rated 500kg 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 Bockmann Portax L K and the PRG Trailers ProLine Beavertail?
The PRG Trailers ProLine Beavertail carries 657kg more and is rated 500kg heavier gross. The Bockmann Portax L K is a long-wheelbase aluminium 2-horse trailer with front exit; the PRG Trailers ProLine Beavertail is a pRG Trailers' open beavertail car trailer range, built with a hinged tail ramp for loading low cars..
Which carries more, the Bockmann Portax L K or the PRG Trailers ProLine Beavertail?
The PRG Trailers ProLine Beavertail, by 657kg.
Can I tow the Bockmann Portax L K 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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