- Tuning main spring FAC (HP High Power) for Hatsan MOD 55S, MOD 60, MOD 70, MOD 75, MOD 80, MOD 85, MOD 87 QE, MOD 88, MOD 90, MOD 95, MOD 99, TORPEDO 100X, TORPEDO 105X in the calibers 4.5mm, 5.5mm, 6.35mm.
![Main spring for Hatsan (SPR-HP 55S-105)](/eng_is_Main-spring-for-Hatsan-SPR-HP-55S-105-120435.jpg)
Tuning main spring FAC (HP High Power) for Hatsan Arms airguns. For rifles: MOD 55, MOD 60, MOD 70, MOD 75, MOD 80, MOD 85, MOD 85 SNIPER, MOD 85X, MOD 87 QE, MOD 88, MOD 88TH, MOD 90, MOD 95, MOD 95 QE, MOD 99 and TORPEDO 100X, TORPEDO 105X in calibers .177 (4.5 mm), .22 (5.5 mm) and .25 (6.35 mm).
The spring restores the maximum energy of the spring airguns (FAC) given by the manufacturer (to the High Power version for a given model, in a given caliber). We recommend a steel spring increasing the muzzle velocity to lovers of all kinds of modifications and fun. Suitable for Hatsan airguns clones, incl. Ranger carbines.
Created by: Sharg® Company - exclusive importer of Hatsan