Lucas L632 Lamp Lens Foam Washer 37H5460 & Skid Washer 17H5307.
Overall diameter 88mm.
As original fitment to a large number classic 1950’s & 1960's vehicles like; MGA 1600, MGA Mk II, Morris Minor 1000 with L632 lamps & Wolseley 6/99.
TSee my ebay shop for other Lucas lamps and other classic car parts.