Features: 1.Crafted from a robust plastic and stainless steel hardware, the knobs withstand high-temperature exposure and frequent cleaning 2.Universal Compatibility: These grill knobs fit for most Blackstone flat top griddle models17in/ 22in/ 28in/ 36in. Please note they are not compatible with electric griddle units 3.The replacement knobs provide precise ignition control and burner adjustment for your griddle cooking surface 4.Design for easy grip and offers a complete, cost-effective solution to replace worn or damaged griddle control knobs Package Included： 1 pack Griddle Burner Knobs Kit .