Diana350-PG4_STEEL_TuneKit

***New PG4 Redesigned PRO-GUIDE4^s STEEL weighted tune kit having a STEEL Body combined plastic guide arrangement together provides another level of quite-power performance.

Approx. Performance: High Output (HO)
High-Output full power up to 26ft/lbs. with Alloy
1200+fps(.17cal)365 m/s CP7.9g
860fps (22 cal) 252m/s 14.3g (Lead pellet) 23ft/lbs.

Product Code: PG4^sD48825128-37Hth
Mfg. date as of 01-04-2021

Content:
(PG4s) ProGuide4-STEEL drop-in Kit
High Yield valve wire open-1xend power spring
Quad 4X guide with Helical. 
Lubrication for damping of metal, plastic and seals 
(Highly Recommend Vortek ProSEAL28) optional.

Installation:
For Consideration when tuning power:
It is the owner's responsibility to ensure the 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.

Works with all trigger arrangements