Head to head
Bockmann KK 3018/27 vs Ifor Williams HB506
The Bockmann KK 3018/27 is 15cm wider inside and is rated 100kg heavier gross. The Ifor Williams HB506 is 19cm longer inside.
Last reviewed 13 September 2026
Key differences
- Internal width: the Bockmann KK 3018/27 is 15cm wider inside.
- Internal length: the Ifor Williams HB506 is 19cm longer inside.
- Gross weight: the Bockmann KK 3018/27 is rated 100kg heavier gross.
Specifications side by side
| Bockmann KK 3018/27 | Ifor Williams HB506 | |
|---|---|---|
| Gross weight | 2700kg | 2,600kg |
| Internal length | 2970mm | 3.16m |
| Internal width | 1820mm | 1.67m |
| Brakes | Braked (overrun) | Braked |
| Payload | 1886kg | - |
| Axles | 2 | - |
| Unladen weight | - | 920kg |
Sources: Bockmann KK 3018/27, Ifor Williams HB506. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the KK 3018/27 if...
- you want one that is 15cm wider inside
- you want one that is rated 100kg heavier gross
An insulated, temperature-controlled box trailer for moving chilled or frozen goods, used by caterers, market traders and small food businesses. Its own cooling unit lets it hold a set temperature independent of the tow vehicle.
Listed by
- Böckmann UK Trailers & Horseboxes - Cinderford, Littledean
Buy or hire the HB506 if...
- you want one that is 19cm longer inside
The mainstream two-horse trailer in Britain, used by private owners and small yards. Its comparatively low unladen weight for the class is the practical point: it widens the range of 4x4s and large SUVs that can legally and comfortably tow it.
Listed by
- R M Trailer Centre - Middlesbrough, North Ormesby
- Blains Trailers & Tyres - Hemel Hempstead, Great Gaddesden
- Horse Trailer Sales - Robertsbridge, Staplecross
- Barnwell Trailers Ltd - Peterborough, Oundle, Barnwell
Common questions
What is the difference between the Bockmann KK 3018/27 and the Ifor Williams HB506?
The Bockmann KK 3018/27 is 15cm wider inside and is rated 100kg heavier gross. The Ifor Williams HB506 is 19cm longer inside. The Bockmann KK 3018/27 is a refrigerated box trailer; the Ifor Williams HB506 is a two-horse trailer, twin axle.
Can I tow the Bockmann KK 3018/27 or the Ifor Williams HB506 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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