Guard—Curved plate to defend the triggers.

Hammer-spring—That on which the hammer is moved.

Hammer-bridle—A part which the tail of the hammer works in.

Heel-plate—The plate with which the butt is tipped.

Jaw—Lips of the cock, to hold the flint.

Lock-plate—Plate to which all the lock is screwed.

Loops—Eyes to receive the bolts that fasten the barrel to the stock.

Mainspring—That spring by which the tumbler is worked with the cock.

Nipple—The iron pillar on which the copper cap of a detonating-gun is placed.

Pipes—Tubes to receive the ramrod.