Spacebar for Oliver 3 typewriter ('batwing' model, may also fit other models, not tested). Replacement in case original is broken or severely damaged.
Print and paint black or dark brown - pockets in bottom take rubber or leather (or paperboard or felt) pads 8mm round by 2mm thick. The model includes threaded holes that take the pillars of the spacebar mounting, for fitting it on the machine.
The author marked this model as their own original creation.