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Head to head

Bockmann Portax K vs PRG Trailers ProLine Beavertail

The PRG Trailers ProLine Beavertail carries 710kg more and is rated 600kg heavier gross.

Last reviewed 13 September 2026

Bockmann Portax K
Bockmann Portax K - image: jswhorseboxes.co.uk
PRG Trailers ProLine Beavertail
PRG Trailers ProLine Beavertail - image: prgtrailers.co.uk

Key differences

Specifications side by side

Bockmann Portax KPRG Trailers ProLine Beavertail
Gross weight2400kg3,000kg (twin axle, 10in wheels) up to 3,500kg (twin axle 13in wheels, and all tri axle models)
Payload1265kg1,975kg to 2,550kg depending on configuration
Internal length3560mm-
Internal width1750mm-
Internal height2350mm-
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 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 K if...

A mid-range Portax with a front unloading ramp, bought by owners who value being able to lead a horse out the front rather than reversing it out. It sits below the Big Portax models in size and price.

Listed by

Full Portax K specifications →

Buy or hire the ProLine Beavertail if...

  • you want one that carries 710kg more
  • you want one that is rated 600kg 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

Full ProLine Beavertail specifications →

Common questions

What is the difference between the Bockmann Portax K and the PRG Trailers ProLine Beavertail?

The PRG Trailers ProLine Beavertail carries 710kg more and is rated 600kg heavier gross. The Bockmann Portax K is a 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 K or the PRG Trailers ProLine Beavertail?

The PRG Trailers ProLine Beavertail, by 710kg.

Can I tow the Bockmann Portax 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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