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Air & spring

FX Airguns Impact M4

FX Airguns Impact M4 — documented specs: caliber 4.5 mm (.177) · 5.5 mm (.22) · 6.35 mm (.25) · 7.62 mm (.30), overall length 640–1,120 mm (25.2–44.09 in), capacity 20–35, muzzle energy at most 169 J (124.6 ft-lb) (7,62 mm (.30)). The source for each figure is listed below the specs (catalog as of 10/16/2026).

Category
Air & spring
Era
Present (from 1991)
Origin
Sweden

Specifications

Action
Pre-charged pneumatic
Overall length
640–1,120 mm (25.2–44.09 in)Depending on variant · varies by model
Capacity
20–35Depending on variant · detachable magazine · varies by caliber
Muzzle energy
at most 169 J (124.6 ft-lb) · 7,62 mm (.30)

Sources

Specifications come from the source cited alongside them; counts are based on our catalog as of the date stated. Not legal advice: what follows from these figures in a given country is decided by that country’s law. Waffenschrank is not affiliated with the manufacturers named.



Other models in 4.5 mm (.177)

Models from other manufacturers in the same caliber, drawn from the catalog in no particular order — not a recommendation and not a comparison of specs.


Related

Catalog as of