As the name implies, this makes the Impact better suited for firing heavier projectiles such as slugs.
This depth is important for precision and the ideal depth may differ from projectile.
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- 5.5mm (.22) probe
This is adjustable in length so that the setting depth can be adjusted. It can also be used in caliber 6.35 (.25) and 7.62mm (.30) by means of secured socket sleeves. - Lighter hammer recoil spring
Thanks to this light spring, the valve stays open longer. - Hammer washer
Due to this ring, the hammer spring has a greater hammer weight and more spring-tension.
A buffer is included to protect the valve pin.
- 5.5mm (.22) probe
This allows the following results to be achieved:
• 5.5 mm (.22) speed increase between 10 and 17 m/s
• 6.35 mm (.25) speed increase between 15 and 24 m/s
• 7.62 mm (.30) speed increase between 9 and 18 m/s







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