=Type.= Percussion.
=Weight.= One lb. 5 oz.
=Explosive.= Tonite.
=Safety Device=:
1. Safety pin.
2. Releasing collar.
3. Wind vane.
4. Retaining bolts.
=Body.= Serrated steel cylinder.
=Striker.= Brass fluted needle pellet 1½ in. long, wasp waisted,
conical head, steel needle point and creep spring, contained in brass
base piece.
=Detonator.= Special No. 3 (see p. 57.)
[Illustration: “GRENADE 303.” SHORT RIFLE NO. 3, MARK I (OR HALES RIFLE
GRENADE).]
=To prepare for use=:
1. Holding grenade head downwards, unscrew black
ebonite block, if needle pellet found secure.
2. Screw in detonator.
=To fire=:
1. Oil rod and barrel of rifle.
2. Insert rod into barrel of rifle and work it up
and down to ensure lubrication and to expel
air.
3. Place special cartridge in chamber rifle and
close bolt.
4. Pull out safety pin.
5. Pull down releasing collar.
6. Give wind vane 1½ turns to left.
7. Fire the rifle.
=Packing.= Grenades packed twenty in wooden box in protecting tins with
screw-off lids and four tins containing 20 in. special detonators,
rifle, grenades and twenty-two special blank cartridges.