|(Note: Measurements are outside max. dimensions unless stated otherwise).|
20th Century : Light flat split pin strap.
Width 3.5mm. (1/8")
Shaft length 32mm. (1 1/4")
Internal diam. of ring 3mm. (1/8")
Shaft at neck : 3.5mm (1/8") x 3.5mm (1/8")
The strap is thin and the ends can be easily bent back, but if in doubt, it is recommended that it is softened by annealing. (Heat to cherry red colour, and plunge into cold water).
For suitable backplate if required, see "Backplates" section.