Vortek HW95/98 PG4-STEEL HO Tune-Kit ID 871110006639
NEW* VORTEK PG4 STEEL HW95/R9/98 Tune-kit Performance with Optional VacSeal 26: 950ps(.17cal)/285 m/s CP7.9g 960fps(.22cal)/287 m/s G9.56g (tin pellet) (18.5ft/lbs) Contents of PG4 Steel Tune Kit: PG4 STEEL OuterGuide + 2 each DELRIN INNER GUIDES High Yield valve wire power spring Lubrication 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) For every 1000ft above or below will be approximately .029 difference in velocity, thus foot-pound (Ft/lb, Joules) of shooting energy. 1000 F.A.S.L.x .029 = 29fps approx Joules= .7475=ft/lb Easy, do-it-yourself with virtually no pre-load force on assembly. Works will all HW trigger arrangements