Set of 4 units, the control knob measures 2.25”Dia x 1.5”H (5.7cm Dia x 3.8cmH). Each control knob comes with 3 pieces adaptors of different insert diameters for selection. 4 pieces knobs and 12 pieces adaptors in total, perfect for renewing your broken or old grill control knobs. The inner diameter of the 3 adaptors measures approx. – Small: 6.5mm / 0.26 inch, Medium: 8.0mm / 0.315 inch, Large: 8.5mm / 0.334 inch. Fits most gas grills with D-shape valve stem. ※Please refer to picture No.2 and check the valve stem diameter of your original grill to determine if these will fit your specific needs. Made of high-quality plastic with shiny chrome plated finish, coordinate with your stainless steel grill and provide long-lasting use. Nonslip silicone ring in middle of the control knob is soft and easy to grip. Easy to install and use, no tools needed.
