Whitecap Clam Shell Midget Vent 2-1/4" x 2-1/4" [S-1390C] by Whitecap $4.69 SKU CW-36519 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Clam Shell Midget Vent 2-1/4" x 2-1/4" Material: 304 Stainless Steel Size: 2-1/4" x 2-1/4" Fastener: #6 (3)