Brand new! Thumbscrew kit includes SIX Stainless Steel thumbscrews for Tippmann! Fits the following models: Tippmann Model 98, Tippmann 98 Custom, and all Tippmann Custom Pro Series. This kit allows you to field strip your marker WITHOUT any tools! Simply unscrew them by hand! Now you can tear down your marker in under 15 seconds! Made with stainless steel bolts (Will not rust!) and high impact Acetal Resin Knobs. Tired of looking for a hex/allen wrench? Tired of stripping out bolts? Tired of that "rusty" appearance? This kit is the solution for all Tippmann owners! The black plastic knobs are only ½" in diameter, and protrude from the marker only ¼".imported