Alko ball hitch TYPE AK 301 cast up to 3000 Kg 50mm round tube towing hitch trailer
107,90 €
Shipping price from: 6,90 €
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Alko ball hitch TYPE AK 301 cast up to 3000 Kg 50mm round tube towing hitch trailer
Product.Nr.: 990010565
- Alko ball coupling
- incl. safety indicator
- Solid cast design
- Suitable up to 3000kg gross vehicle weight
- up to 325kg drawbar load
- TYPE AK 301
- for 50 mm round tube
- Horizontal + cross holes 12.2mm
- Car trailer ball coupling
- EC test mark E1 00-1594
- ALKO comparison number:1221746
The Alko AK 301 ball coupling is a reliable and robust solution for car trailers. Manufactured from solid cast iron, it offers high stability and durability. It is designed for trailers with a permissible total weight of up to 3000 kg and a maximum drawbar load of 325 kg. The coupling is suitable for 50 mm round tubes and has holes in a horizontal and cross-shaped arrangement with a diameter of 12.2 mm. An integrated safety indicator enables clear control of the correct connection of the trailer to the car.
The Alko AK301 ball coupling corresponds to ALKO reference number 1221746.
Bedienungsanleitung_ALKO_AK_301_351.pdf (2.98 MB)
Frequently asked questions about this product
Ball head on the towing vehicle: The new ball head has a diameter of 50 mm; the wear limit is 49 mm. Measure in several directions using a calliper — the ball wears down in an oval shape, and even a single point measuring less than 49 mm means it needs replacing.
Tow ball coupling on the trailer: Signs include noticeable play on the ball, rattling whilst driving, or a coupling that no longer engages properly. Many couplings have a wear indicator on the handle — if the pointer is in the red zone, it needs replacing.
Assess both together: a new coupling fitted to a worn-out ball will continue to rattle.
Lubrication: The ball and coupling wear out much faster if left dry. An important exception is anti-sway couplings: their friction linings must remain grease-free; in this case, only the ball is cleaned. Grease on the linings renders the anti-sway damping ineffective and ruins the linings.
A worn-out pair will be flagged during the annual general inspection. Replacement: Ball couplings and accessories.
Verified purchase *
Wrote by Serge M. on 18.08.2026
Reviews marked “Verified Purchase” are from customers who have bought the product from our shop. Reviews without this label may also be from consumers who have not purchased the products in question. These have not been verified for authenticity.
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