Description
Overview:
The Knott-Avonride KRV20 Square Tube Coupling is a heavy-duty trailer coupling assembly for 80mm box-section drawbars. It is designed to work with a standard 50mm towball via a robust cast locking head, providing a secure connection between tow vehicle and trailer. Built around a strong steel body with a cast head, it is suited to light plant, goods, and utility trailers operating within an 1100-2000 kg capacity range. The unit is suitable for new builds and replacements on square tube drawbars where a reliable, long-life coupling is required. Supplied to Knott Avonride's specification with Manufacturer Part Number KSB20AO8D, it offers dependable performance for tradespeople, DIY users, and fleet operators who need consistent, safe towing day-to-day.
Key Features:
- Fits 80mm square/box-section drawbars for straightforward integration on many trailer types
- 50mm cast locking head for secure engagement with standard UK towballs
- Capacity range of 1100-2000 kg to cover common braked trailer applications within this band
- Steel construction with a durable protective finish for long service life
- Positive mechanical latch helps resist accidental uncoupling when correctly attached
- Stable, rigid square-tube design helps maintain accurate trailer tracking under load
- Suitable for replacements or upgrades on compatible Knott-style square drawbars
- Branded Knott Avonride component with MPN KSB20AO8D for easy identification and sourcing
Typical Applications:
General-purpose goods trailers, plant and equipment trailers, builders' and landscapers' trailers, small agricultural and utility trailers, and leisure or trade trailers operating within the 1100-2000 kg range. Ideal where an 80mm box-section drawbar is used and a secure 50mm towball connection is required.
Also known as:
Coupling head, tow hitch, 50mm ball hitch, drawbar coupling, trailer head, towball coupler, trailer hook-up, towing head assembly, square tube hitch, box-section coupling.
Product Specifications
| L&S Part No. | KSB20AO8D |
|---|---|
| Manufacturer | Knott Avonride |
| OEM No. | KSB20AO8D |
| Unit of Sale | 1 |
| Machine Type | Tow Couplings |
