Diana350-PG4 DELRIN GLIDE Tune Kit

***New PG4 Redesigned PRO-GUIDE4 DELRIN GLIDE Tune Kit combined Delrin guide arrangement provide a very smooth-quite-power performance.

Approx. Performance: High Output (HO)
High-Output full power up to 25+ft/lbs. (.22 cal. Alloy)
1200+fps(.17cal)365 m/s CP7.9g
860fps (22 cal.) 252m/s 14.3g (Lead pellet) 23ft/lbs.

Product Code: PG4 825128-37-1Hth
Mfg. date as of 05-08-2025

Content:
ProGuide4-DELRIN GLIDE drop-in Kit
High Yield valve wire 1-open end 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