Pump and some autoloading shotguns of popular makes with tube magazines using threaded magazine caps can have magazine extension tubes added. Typically these are sold as a kit with tube and spring. The tube replaces the magazine cap.
Box magazine shotguns such as the Saiga just need a larger capacity magazine added.
Older shotguns using magazine plugs held in by screws usually cannot increase mag capacity.
you cannot increase the capacity of a Winchester 140, 1400 or 1500 because the gas piston is in the end of the magazine tube and must line up with the ports in the barrel
The magazine holds two shells.
A shotgun typically stores 5 rounds in its magazine. In some countries, when hunting certain types of game, you are only allowed 3 rounds in your magazine. The "plug" therfore goes into the magazine and takes up the space that two rounds would occupy., reducing the shotgun's magazine capacity be 2 and making it legal. Thus removing the plug restores the shotgun's capacity for a full magazine.
The Mossberg 500A1 shotgun typically has a magazine capacity of 5 rounds when using 2.75" shells or 4 rounds with 3" shells.
Typically shorter barrel, different sights, larger magazine capacity. And black or dark gray in color.
Shotguns neither fire bullets, nor do they use clips. The capacity for each shotgun will vary by model, load, and magazine. A Remington 870 off-the-shelf holds five rounds. The Saiga shotgun uses a detachable box magazine which may hold anywhere from five to 30 shotgun shells.
Yes
Yes. Shotshells are fed from the magazine tube to the chamber. When the last shotshell is fed from the magazine to the chamber, the magazine is empty, but the shotgun remains loaded.
Steven 410 shotgun with a tube feed magazine what is it worth now
Gun Broker, Auction Arms, e-gunparts, Shotgun News, gun shops, gun shows... AFAIK, the Taurus M1911 takes a standard M1911 magazine, and higher capacity M1911 magazines have been manufactured.
No, The 778 is a pump style shotgun with a tube style magizine.
No, there is only room for 2 shells, ever. You cannot increase it's capacity.