Ideal Turn-Key Clamps 5Y04858 2 1/2"-3 1/2" Carded Turn-Key Clamps for RV Hose, (Pack of 2) 2 each Size #48 (2 1/2" to 3 1/2" clamping range) Yellow RV & Sewer Turn Key Hose Clamp Stainless Steel Band and Housing, Carbon Steel Screw