Ruger Air Hawk-PG4 Delrin-Glide high output kit

TUNE APPLICATION:Ruger Black and Air Hawk Tune KitHigh Output (HO) The redesigned PRO-GUIDE4! Machined Kit dampening arrangement. HELICAL GUIDE FITTING with open coils, allowing use of all coils for more accurate output across product line.  The new PG4-Guides have a near fit to its power grid with thicker guides, less spring equaling less fatigue, better sound deadening. Liner firing movement consistent deviations shot after shot. CONTENTS IN EACH KIT:Fitting Ruger Blk/Air Hawk air rifles using OEM piston seal. Performance: High-Output full power up to 15ft/lbs./22 Joules,1000fps(.17cal)/240 m/s CP7.9g690fps(.22cal)/200 m/s G14.3gProduct Code:PG4-780125-28Hth Contents:PG4 ProGuide4 drop-in moduleHigh Yield valve wire power spring4X Delrin-GuidesLubrication for metal, plastic and seals  Installation:For Consideration when tuning power:It is the owner's responsibility to ensure legality of their air gun power output.Vortek’s Location of testing is 578 Feet. Above. Sea. Level. (F.A.S.L