8 lockrings for Firestone rims. Rings were used to make the rims universal and to fit either beaded edge /clinker tires or straight sided tires (sizes 32 x 4)
(Sorry meanwhile all but one of these lock rings have been sold to the UK)
Vacuum fuel feed system by Autovac Mfg.Co.Ltd /Stockport /England. Includes mounting brackets. but suction and feed taps missing, otherwise good condition.