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Head to head

Humbaur HTK vs Indespension Challenger 50 Beavertail 12 x 6 (AD35126BTSLED)

The Indespension Challenger 50 Beavertail 12 x 6 (AD35126BTSLED) carries 135kg more.

Last reviewed 13 September 2026

Humbaur HTK
Humbaur HTK - image: humbaur.com
Indespension Challenger 50 Beavertail 12 x 6 (AD35126BTSLED)
Indespension Challenger 50 Beavertail 12 x 6 (AD35126BTSLED) - image: Indespension

Key differences

Specifications side by side

Humbaur HTKIndespension Challenger 50 Beavertail 12 x 6 (AD35126BTSLED)
Gross weight3500kg3500kg
Payload2550kg2685kg
Internal bed3.14m x 1.75m-
AxlesTwin-
BrakesBraked-
Unladen weight-815kg
Internal size-3.65 x 1.83
Bed height-430mm

Sources: Humbaur HTK, 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 HTK if...

A heavy-duty three-way tipper for builders' merchants and groundworkers who need to tip to either side as well as the rear. The wide model line (2000kg to 3500kg gross) lets buyers pick a size without moving to a different range.

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Full HTK specifications →

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

  • you want one that carries 135kg more

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 Humbaur HTK and the Indespension Challenger 50 Beavertail 12 x 6 (AD35126BTSLED)?

The Indespension Challenger 50 Beavertail 12 x 6 (AD35126BTSLED) carries 135kg more. The Humbaur HTK is a a tandem-axle three-way tipping trailer for construction and agricultural use; the Indespension Challenger 50 Beavertail 12 x 6 (AD35126BTSLED) is a 12 ft x 6 ft 3.5 tonne beavertail plant trailer.

Which carries more, the Humbaur HTK or the Indespension Challenger 50 Beavertail 12 x 6 (AD35126BTSLED)?

The Indespension Challenger 50 Beavertail 12 x 6 (AD35126BTSLED), by 135kg.

Can I tow the Humbaur HTK 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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