Vortek Products
HW97-77 PG4-DELRIN Glide Tune-Kit 12flb/16j
HW97-77 PG4-DELRIN Glide Tune-Kit 12flb/16j
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TUNE APPLICATION:
HW97 PG4 DELRIN GLIDE Tune-kit.
12ft/lb. 16 Joles
HW77 smaller compression tube seal size requirements-please go to bottom of Page*
Performance with HW OEM seal:
Under Legal limit.
*Will perform close to legal limits comes with two Thick Cut washers for fine tuning. Spring can be cut to reduce power by tuner.
Product Code: PG4D785124227+Hth
CONTENTS of PG4 DELRIN GLIDE Tune Kit:
PG4 DELRIN MAIN GUIDE+ 2 DELRIN INNER GUIDES+TOPHAT DELRIN GUIDE
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 with all HW trigger arrangements
**OPTIONAL PISTON SEAL:
**Special Note for OLDER HW/77 air rifles having smaller compression chambers~
Your HW77 air gun serial# before 1446049 has an 25mm Compression Tube Bore!! Choose 25mm Vac-SEAL
Works with all HW trigger arrangements
**OPTIONAL PISTON SEAL:
**Special Note for OLDER HW/77 air rifles having smaller compression chambers~
Your HW77 air gun serial# before 1446049 has an 25mm Compression Tube Bore!! Choose 25mm Vac-SEAL
