Such a firearm will fire continuously as long as the trigger is held back, until the magazine is empty. A firearm thus activated, but which shoots only one bullet with each separate pull of the trigger, while often erroneously referred to as "automatic" is more properly termed Semi-Automatic.
Bluing reduces the reflectivity of polished steel parts and helps inhibit further rust.The percentage of original blue finish remaining is a quick indicator of the condition of a gun.In our condition descriptions, 98%blue means raw steel is showing through 2% of the overall blued surface.We try to describe the percentage of finish neither optimistically nor conservatively but exactly as it is.Anson Forend Release - A catch for securing the forend to the barrels of a break-open gun, operated, via a longitudinal rod, by a pushbutton exposed at the very tip of the forend. Anvil - A small metal block, inside a Boxer primer, against which the blow of the firing pin causes the priming compound to be pinched sharply---and thus detonated.
In the Berdan system, the anvil is built into the cartridge case's primer pocket.Photo Ball Screw - See Worm Ball & Shot Gun - A firearm, built to be able to shoot either a single projectile or a load of shot pellets; generally built heavier than their shotgun counterparts and fitted with rudimentary rifle sights; often either with robust rifling just at the muzzle or with Lancaster Oval Boring.See Paradox Ballistics - The study of the action of propellant powders upon projectiles, their speeds, energies and trajectories.Annulus - A tiny circular recess at the base of a cartridge case surrounding the primer pocket.Recoil from fired cartridges invariably impress a discernable ring on the breech or bolt face of a firearm, providing some evidence of the amount of use it has seen.Photo Alex Henry Forend - A forend with a circumferential groove at the tip, typical of this fine Scottish maker, (for tying a rifle into a vehicle-mounted rack? Adopted by the traditionalist Bill Ruger for his single shot Model No. Photo Alkanet Root - Alkanna tinctoria or Anchusa officinalis, related plants of the Boraginaceae family, whose root, when steeped in a solution of turpentine and/or linseed oil makes a reddish stain favored by the London gun trade to impart an underlying reddish hue to fine gun stocks. Photo Ambidextrous Safety - A safety catch that can be operated by either hand.