The barrel protruded just past the tip of his index finger.
Their barrels protruded from the bare rock and could in no time disappear beneath the ground where they would be unassailable.
Only a short two-inch barrel protruding above the thumb indicated a firing chamber.
The barrel of O'Bannon's rifle still protruded from his window.
It looked like a miniature radar antenna - a dish two feet in diameter, with a central barrel protruding.
A way east, long-rusted barrels of militia ordnance protruded from the stone.
The thick water-jacketed barrel protruded through a narrow opening and the three men that served it crouched low behind the wall.
Keene moved his head to view the nearside mirror and saw three barrels protruding from gaps in the forward end of the shelter.
A .303 in (7.7 mm) machine gun was placed inside the front of the nacelle, with only the barrel protruding.
The other crew members clumsily hauled the gun until its barrel protruded through the main deck's gunwale.
