Horizon Kitchen Replacement Cookware Pot Bakelite Grip Lid Cover Knob 1.6" Economical and Quality replacement Knob. Fits most lids - with this outstanding quality knob handle, there is no need to replace your favorite and functional Lid This Bakelite Knob and Stainless Steel Top is Non-stick, Durable, Easy-to-Clean and consistently receives high ratings for its durability and quality grade Screw Diameter : 0.5cm/ 0.2";Knob Diameter : 4.2cm/ 1.6" Base Diameter : 6.2cm/ 2.4";Base Height : 1cm/0.39" Watertight Fit - This Horizon Cookware Replacement Pot Knob includes a silicone washer that makes for an excellent watertight fit with no worries of over-tightening or stripping threads