SPA ARTEMIS WF600-4.5MM

SPA WF600 AIR RIFLE 4.5MM Under lever , single cocking system & single shot. 4.5mm .Precision rifled steel barrel-outside.Comes with manual & Micro adjustable rear-sight for both windage & elevation.
TRUGLO fiber optic sights with contrasting fiber colors.Rubber butt pad for recoil absorption.

Specification

Item: WF600
Calibre : 4.5 mm
Muzzle Velocity: 560fps

Overall Length: 1040mm
Safety: Yes
Stock: Wooden

A pellet is a non-spherical projectile designed to be fired from an air gun. Air gun pellets differ from bullets and shot used in firearms because of the pressures encountered: 
airguns operate at pressures as low as 50 atmospheres,while firearms operate at thousands of atmospheres. 
Airguns generally use a slightly undersized projectile that is designed to obturate upon shooting so as to seal the bore, and engage the rifling firearms have sufficient pressure to force a slightly oversized 
bullet to fit the bore in order to form a tight seal. Since pellets may be shot through a smoothbore barrel, they are often designed to be inherently stable, much like the Fost