A set comprises of 2 scales a 500mm and a 300mm and one set of 2 standard chuck plates and fasteners. Standard Chuck plates are B2 for rulers with a 63mm hole spacing and A1 for rulers with a 59mm hole spacing.
The A1 chuck plates suit the following machines; Dietzgen, Faber Castell, Keufell & Esser, Khulmann (without threaded hole), Large Mockel, Neolt (Jolly & Jocker) Ray & Gilbert Band, Sterling, Universal, Vemco and the Old Pentax. The B2 chuck plates suit the following machines; Kent (post 1986), Mutoh (standard, not the original or VE), Max, Pentax and Taylor.
If different plates are needed, additional charges will occur, however you will be contacted before any payment is made.