Adapter Features: Converts 3/4″ hole to fit 1/4-turn bayonet caps It Fits 4D and 8D batteries Push-in style (no rubber seal is needed) Made in the USA To buy this battery vent cap adapter, enter a quantity in the drop-down box below and select the Add to cart button. Then select the Checkout button at the top left. We give a price break for 250 or more. Please contact us for more info.
