A weapon (104) including a stock, a barrel assembly (105) slidably mounted on said stock whereby, on discharging said weapon, the barrel assembly (105) slidably recoils relative to said stock, and a damper (107) for decelerating the recoiling barrel assembly, wherein said barrel assembly (105) includes a plurality of projectiles axially disposed within a barrel (108) wherein each of said projectiles is associated with a discrete propellant charge for propelling said projectile from the barrel. Suitably the weapon further includes a breech block (109) which slidably recoils relative to said stock and a further damper (106) for decelerating the recoiling breech block.