Ideal HyGear (R) 57 Series 1/2" W band, 1-1/2" – 3-1/2" 5/16" Hex Head SS Hose Clamp 5748051 10-0478

57 Series Hose Clamp. The 57 Series is part stainless steel; clamp screw is 5/16in hex-head; plated carbon steel band: 1/2in band width, 201/301 stainless steel; housing: 201/301 stainless steel. Fits 2-9/16in to 3-1/2in. Sold each.