for Glock Back Plate 42 G42 .380 ONLY Black NDZ - US Flag Rear slide cover plate for Glock 42 G42 .380 ONLY 100's of High Quality Permanent Laser engraved images provided by NDZ Performance 100% Aircraft Grade Billet Aluminum, Mil-spec hardcoat anodized durable finish replaces stock plastic plate, quick install, requires NO modifications All our accessories are Made in USA, in our facility