AL-KO AK 270 coupling head kit (new generation up to 2700 kg)
AL-KO part number 1730083
This coupling head is for a 50mm ball and comes complete with adaptor plates (shims) plus fixing bolts, which fit 35mm , 40mm and 45mm drawtubes.
Kit comprises of 3 adaptor plates , head bolts, nuts, washers and damper slugs
The bolt holes on the side are 50mm to 55mm apart and the front one is elongated.
These heads are fitted to trailer and caravans with 251S, 200V couplings.