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Head to head

Ifor Williams HBX506 vs Indespension Challenger 50 Beavertail 12 x 6 (AD35126BTSLED)

The Indespension Challenger 50 Beavertail 12 x 6 (AD35126BTSLED) carries 950kg more and is rated 900kg heavier gross.

Last reviewed 13 September 2026

Ifor Williams HBX506
Ifor Williams HBX506 - image: Norfolk Trailers
Indespension Challenger 50 Beavertail 12 x 6 (AD35126BTSLED)
Indespension Challenger 50 Beavertail 12 x 6 (AD35126BTSLED) - image: Indespension

Key differences

Specifications side by side

Ifor Williams HBX506Indespension Challenger 50 Beavertail 12 x 6 (AD35126BTSLED)
Gross weight2600kg3500kg
Unladen weight865kg815kg
Payload1735kg2685kg
Internal length3.26m-
Internal width1.67m-
Internal size-3.65 x 1.83
Bed height-430mm

Sources: Ifor Williams HBX506, Indespension Challenger 50 Beavertail 12 x 6 (AD35126BTSLED). Figures vary by model year and options, so check with the supplier before you commit.

Buy or hire the HBX506 if...

A mid-size horsebox for owners moving one or two horses who want the updated HBX styling and features rather than the standard HB range trailer.

Listed by

Full HBX506 specifications →

Buy or hire the Challenger 50 Beavertail 12 x 6 (AD35126BTSLED) if...

  • you want one that carries 950kg more
  • you want one that is rated 900kg heavier gross
  • you want one that is 50kg lighter empty

The larger Challenger 50 beavertail for bigger mini excavators and compact plant. Used by groundworks firms and hire fleets that need extra bed length.

Full Challenger 50 Beavertail 12 x 6 (AD35126BTSLED) specifications →

Common questions

What is the difference between the Ifor Williams HBX506 and the Indespension Challenger 50 Beavertail 12 x 6 (AD35126BTSLED)?

The Indespension Challenger 50 Beavertail 12 x 6 (AD35126BTSLED) carries 950kg more and is rated 900kg heavier gross. The Ifor Williams HBX506 is a a double horsebox trailer from Ifor Williams' HBX range; the Indespension Challenger 50 Beavertail 12 x 6 (AD35126BTSLED) is a 12 ft x 6 ft 3.5 tonne beavertail plant trailer.

Which is lighter, the Ifor Williams HBX506 or the Indespension Challenger 50 Beavertail 12 x 6 (AD35126BTSLED)?

The Indespension Challenger 50 Beavertail 12 x 6 (AD35126BTSLED). It is 50kg lighter empty than the Ifor Williams HBX506.

Which carries more, the Ifor Williams HBX506 or the Indespension Challenger 50 Beavertail 12 x 6 (AD35126BTSLED)?

The Indespension Challenger 50 Beavertail 12 x 6 (AD35126BTSLED), by 950kg.

Can I tow the Ifor Williams HBX506 or the Indespension Challenger 50 Beavertail 12 x 6 (AD35126BTSLED) 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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