These Thumb Screws are designed specificallyto FIT Jeep Wrangler Hard Tops The head is made of indestructible nylon. Our Thumb Screws Have Tapered Ends To Make Threading Nut Plate much Easier! This set works with or without the Plastic Nut Plate Retainer that came with your later model Jeep Wrangler. Remove your Hard Top quickly without tools and improve appearance at the same time. This product includes Thumb Screws, Washers, and YellowZinc plated heavy duty Oblong Nut, Includes: High quality Jeep Wrangler engineered Nylon Thumb Screw with Automotive Grade Steel Black Oxide Plated Screw Thick Rubber Backed Galvanized Steel Washer. 3) Automotive Grade Steel Yellow Zinc Plated Heavy Duty Oblong Nut Plates Fits all Jeep Wrangler YJ/TJ/JK Models (1987 thru 2019) Includes: Set of 8 Fasteners, Thumb Screws, Rubber Backed Washers and Nut Plates Universal Easy On Off Hard Top Fasteners Nuts Bolts FITs All Jeep Wrangler YJ TJ JK