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FN 503vsSmith & Wesson CSX E 3.1"

FN 503 facing right

FN503

Striker-Fired Subcompact Pistol Chambered in 9mm Luger
vs
Smith & Wesson CSX E 3.1" facing left

Smith & WessonCSX E 3.1"

SAO Subcompact Pistol Chambered in 9mm Luger