Overview Reviews Product Description FN America Magazine, 9MM, 12 Rounds, Fits FN 509C, with Pinky Extension, Stainless Steel, Black 20-100375 Product Videos Product Reviews Write a Review Write a Review × FN America MAG FN 509C 9MM 12RD BLK PINKY EXT Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *