Abstract: A fastening gun of the type in which a striker causes the ignition of a charge. A locking member, moveable in a direction transverse to the direction of movement of the striker assembly is provided which is engaged by the striker assembly when the locking member is in its locking position. A trigger member is provided remote from the locking member. An elongated rod member is attached to and extends from the trigger member toward the locking member. Ramp means are provided including an inclined surface which cooperates with the free end of the elongated rod member to raise either the rod member or the ramp means to engage the locking member and move it from its locking position to its unlocking position upon actuation of the trigger.