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Air & spring

Walther LP400

Walther LP400 — documented specs: caliber 4.5 mm (.177), barrel length 102 mm (4.02 in), overall length 227 mm (8.94 in), weight 870 g (30.7 oz), muzzle energy at most 7.5 J (5.5 ft-lb). The source for each figure is listed below the specs (catalog as of 10/16/2026).

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

Specifications

Action
Pre-charged pneumatic
Sights
Open sights
Barrel length
102 mm (4.02 in)
Overall length
227 mm (8.94 in)
Weight
870 g (30.7 oz)unloaded
Muzzle energy
at most 7.5 J (5.5 ft-lb)

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