22a.br1
With boss and set screw, no holes, brass, rims machined flat | 22a.br1a
as above with three holes in face | 22a.ni
Thin groove, steel faces nickelled | 22a.nb
Steel faces enamelled dark blue |
22a.re
Steel faces enamelled red | 22a.br
All brass, post-war stamped 'Meccano' | 22a.bs
Blackened steel (Korean war), brass boss | 22a.si
Silver finish steel, alloy boss |
22a.mb
Matt brass finish | 22a.ye
Moulded yellow plastic (no holes in face), 22 with brass boss | 22a.ye1
Moulded yellow plastic, with thicker centre / brass pummel | 22a.ir
Iridescent |