2 x M24 Genuine Alko 'One Shot' Axle End Nut, Hub, Stake, 32mm, Knott, Trailer,
2 x Alko Flanged Axle End Nut. Alko part number: 581200. Suitable for Alko 1637 and 2051 hubs. M24 x 1.5mm pitch. Trailer Parts. Trailer Security. H K Trailers Ltd. first started trading in May 2015.