Head to head
Bockmann BT-ST 3016/35 AS vs Ifor Williams HB510XL
The Ifor Williams HB510XL is rated 770kg heavier gross.
Last reviewed 13 September 2026
Key differences
- Gross weight: the Ifor Williams HB510XL is rated 770kg heavier gross.
Specifications side by side
| Bockmann BT-ST 3016/35 AS | Ifor Williams HB510XL | |
|---|---|---|
| Gross weight | 2730kg | 3500kg |
| Axles | Twin | - |
| Brakes | Braked | - |
| Unladen weight | - | 1290kg |
| Payload | - | 2210kg |
| Internal length | - | 4.25m |
| Internal width | - | 1.74m |
Sources: Bockmann BT-ST 3016/35 AS, Ifor Williams HB510XL. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the BT-ST 3016/35 AS if...
Bockmann BT-ST 3016/35 AS, carried by UK dealers and hire companies listed on GetBrent for sale. Plant trailers are the working end of groundworks: contractors and hire firms use them to move mini diggers, dumpers and rollers between sites.
Listed by
- Böckmann UK Trailers & Horseboxes - Cinderford, Littledean
Buy or hire the HB510XL if...
- you want one that is rated 770kg heavier gross
For owners of taller or longer horses who find the standard HB511 too tight, giving extra internal length on the same 3500kg chassis so it stays towable by a suitably rated 4x4.
Listed by
- Horse Trailer Sales - Robertsbridge, Staplecross
Common questions
What is the difference between the Bockmann BT-ST 3016/35 AS and the Ifor Williams HB510XL?
The Ifor Williams HB510XL is rated 770kg heavier gross. The Bockmann BT-ST 3016/35 AS is a plant trailer; the Ifor Williams HB510XL is a an extra-length double horsebox trailer.
Can I tow the Bockmann BT-ST 3016/35 AS or the Ifor Williams HB510XL 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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