Vortek HW50-PG4 STEEL (7.5fb-10J) Tune Kit
Vortek HW50-PG4 STEEL (7.5fb-10J) Tune Kit
TUNE APPLICATION 7.5 Joules/500 ftps *NEW* PG4 HW50 (7.5ft/lb10J) Tune Kit The ADJUSTABLE HELICAL GUIDE Lowest Power output CONTENTS IN EACH KIT Fitting HW50 Air Rifles using OEM piston seal. Performance: Lowest Power output 500fps (.17cal)/115 m/s CP7.9g Contents: PG4sProGuide3 STEEL drop-in module High Yield valve wire power spring Triple guides 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 OPTIONAL: NOTE for legal limit: Vortek's VacSEAL26 piston seal is not required for air rifle to work with PG4 installed. However, it will perform slightly higher velocities with higher performance in noise damping.
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