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Head to head

Ifor Williams CT177 vs Indespension Challenger 50 Beavertail 10 x 5 (AD35105BTS)

The Indespension Challenger 50 Beavertail 10 x 5 (AD35105BTS) is 60kg lighter empty and carries 60kg more.

Last reviewed 13 September 2026

Ifor Williams CT177
Ifor Williams CT177 - image: Norfolk Trailers
Indespension Challenger 50 Beavertail 10 x 5 (AD35105BTS)
Indespension Challenger 50 Beavertail 10 x 5 (AD35105BTS) - image: Indespension

Key differences

Specifications side by side

Ifor Williams CT177Indespension Challenger 50 Beavertail 10 x 5 (AD35105BTS)
Gross weight3500kg3500kg
Unladen weight805kg745kg
Payloadapprox. 2695kg2755kg
Overall length6.70m / 22'0"-
Bed5.00m / 16'4" ((internal) length); 1.91m / 6'3" ((internal) width)-
Internal size-3.04 x 1.68
Bed height-430mm

Sources: Ifor Williams CT177, Indespension Challenger 50 Beavertail 10 x 5 (AD35105BTS). Figures vary by model year and options, so check with the supplier before you commit.

Buy or hire the CT177 if...

The CT177 is built to be wide enough for most light commercial vehicles while remaining narrow enough for smaller cars, making it a common choice for vehicle recovery firms and the motor trade. Its long bed and 3500kg GVW keep it within standard car-licence towing limits for a single vehicle plus ramps.

Listed by

Full CT177 specifications →

Buy or hire the Challenger 50 Beavertail 10 x 5 (AD35105BTS) if...

  • you want one that is 60kg lighter empty
  • you want one that carries 60kg more

A UK built galvanised plant trailer with a low loading beavertail for mini diggers, scissor lifts and rollers. Common on mini digger hire fleets and with small groundworks firms.

Full Challenger 50 Beavertail 10 x 5 (AD35105BTS) specifications →

Common questions

What is the difference between the Ifor Williams CT177 and the Indespension Challenger 50 Beavertail 10 x 5 (AD35105BTS)?

The Indespension Challenger 50 Beavertail 10 x 5 (AD35105BTS) is 60kg lighter empty and carries 60kg more. The Ifor Williams CT177 is a a twin-axle car transporter trailer with a long, narrow bed for single-vehicle recovery and trade use.; the Indespension Challenger 50 Beavertail 10 x 5 (AD35105BTS) is a 10 ft x 5 ft 3.5 tonne beavertail plant trailer.

Which is lighter, the Ifor Williams CT177 or the Indespension Challenger 50 Beavertail 10 x 5 (AD35105BTS)?

The Indespension Challenger 50 Beavertail 10 x 5 (AD35105BTS). It is 60kg lighter empty than the Ifor Williams CT177.

Which carries more, the Ifor Williams CT177 or the Indespension Challenger 50 Beavertail 10 x 5 (AD35105BTS)?

The Indespension Challenger 50 Beavertail 10 x 5 (AD35105BTS), by 60kg.

Can I tow the Ifor Williams CT177 or the Indespension Challenger 50 Beavertail 10 x 5 (AD35105BTS) 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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