Click to expand Tap to zoom 4" Bell Dust Port by Hawi Tools Save Liquid error (product-badge line 32): Computation results in '-Infinity'% 44.00 SR | / SKU CCU15 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Description: .Measures: 9-1/2" long by 4-1/2" wide. .A 4" hose clamp is required for proper connection.