Sullivan Standard Head Lock M009
Sullivan Standard Head Lock feature the original patented spring loaded “Twist-Lock” design and heavy duty power cords. In mid-2000 the Head Locks were upgraded with stronger springs. To attach to a glow plug to the Head Lock you simply push down and turn. The Head Lock can be powered by any 1.2V to 1.5V battery or power panel. Brass Body and 30″ Power Cord.