An average Model 1897 held 5 shotgun shells in the magazine tube.
The slamfire allowed troops to empty the whole magazine tube into enemies with great speed.
It carried fifteen shots in a magazine tube under the barrel.
This means that the magazine tube is exposed along the bottom of the stock.
The magazine tube of the 12-gauge is already loaded.
He withdrew the magazine tube and loaded the rifle with ten cartridges.
"The only air we've got is what's coming up through the magazine tubes."
I heard you down in the magazine tube, Captain.
The gun was a Mossberg with an extended magazine tube that held ten rounds.
The 500 is also available with an extended magazine tube that holds seven rounds, making an eight shot model.
