GG&G MOSSBERG 590 MAGAZINE TUBE EXTENSIONS - Two Shot Mag Tube And Barrel Clamp - GGG-1962.

MOSSBERG 590 MAGAZINE TUBE EXTENSION SPECIFICATIONS:

• Perfect for Military, Law Enforcement and Home Defense use.
• Fits 12ga Mossberg 590 shotguns only.
• The two Shot Mag Tube Extension adds two additional rounds and protrudes 2 1/4" beyond the end of an 18 1/2" barrel. IMPORTANT: It's important that you realize that having your Mag Tube Extension protrude past the muzzle may cause carbon build-up, scoring or discoloring to the mag tube extension, especially if you are using a ported choke tube. GG&G does not warranty this type of finish damage to the extension.
• The three Shot Mag Tube Extension adds three additional rounds and protrudes 4 1/2" beyond the end of an 18 1/2" barrel.
• Unlike the competition, the magazine extension tube nut is CNC machined from wear resistant solid steel bar stock versus aluminum.
• When installed properly, the solid steel ratchet base on the Mossberg 590 mag tube extension nut, securely retains the barrel under recoil.
• The unique magazine tube extension nut is manganese phosphated in a non–reflective combat finish per Mil-Spec.
• The end cap of the magazine extension tubes can be removed separately to facilitate cleaning and the use of a magazine plug.
• Both magazine extension tubes are machined from 6061-T6 aluminum and Type III hard anodized non-reflective matte black per Mil-Spec.
• The package includes a new extended length magazine spring to insure proper function.
• Two Shot Length: 6 1/4".
• Weight: 5.5 oz.
• Three Shot Length: 8 1/2"
• Weight: 6.1 oz.
• Warranty: Lifetime--See Bullet point three regarding an important warranty consideration.