Simple bunker 5½" x 5½" (open interior)

AERIAL VIEW OF LEFT.

LEFT TO RIGHT: END CAP, 4" BREASTWORK WITH SPIKES, 4" BREASTWORK, 90°

CLOSED BUNKER, REAR VIEW

OPEN BUNKER, REAR VIEW

FRONTAL VIEW OF BUNKER, CONERTINA AND DRAGONS TEETH

OPEN BUNKER FRONTAL VIEW