The 251/21 Variant was the Schützenpanzerwagen (Drilling MG151s) anti-aircraft variant equipped with a triple-mount (“Drilling” in German means “triple”) of MG151 autocannon; early version being MG151/15 mm cannon, later being MG151/20 mm Luftwaffe cannon. Comes complete with 3 x metal turned barrels.A 28mm (1/56) resin model unpainted and unassembled