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Head to head

Bockmann Portax L K vs Brian James C Transporter

The Bockmann Portax L K is rated 1 tonnes heavier gross.

Last reviewed 13 September 2026

Bockmann Portax L K
Bockmann Portax L K - image: jswhorseboxes.co.uk
C Transporter
Brian James C Transporter

Key differences

Specifications side by side

Bockmann Portax L KBrian James C Transporter
Gross weight2500kg1,500kg
Payload1318kg-
Internal length4125mm-
Internal width1750mm-
Internal height2300mm-
Load capacity-1,010kg
Bed length-3.20m
Bed width-1.80m
Axles-Single

Sources: Bockmann Portax L K, Brian James C Transporter. Figures vary by model year and options, so check with the supplier before you commit.

Buy or hire the Portax L K if...

  • you want one that is rated 1 tonnes heavier gross

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

Full Portax L K specifications →

Buy or hire the C Transporter if...

Brian James's entry-level open car transporter, a single-axle trailer that a family car can tow. Its 1,010kg load capacity suits a small classic car, track-day hatchback or ride-on mower rather than a modern SUV or performance car.

Listed by

Full C Transporter specifications →

Common questions

What is the difference between the Bockmann Portax L K and the Brian James C Transporter?

The Bockmann Portax L K is rated 1 tonnes heavier gross. The Bockmann Portax L K is a long-wheelbase aluminium 2-horse trailer with front exit; the Brian James C Transporter is a single axle open car transporter trailer.

Can I tow the Bockmann Portax L K or the Brian James C Transporter 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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