FAB Defense FX4310B Mag Extension 4rd Compatible w/ Glock 43 Black Matte Polymer

MAP (Minimum Advertised Price) means this product is for sale at a lower price than what the manufacturer allows advertised.

MAP (Minimum Advertised Price) means this product is for sale at a lower price than what the manufacturer allows advertised.

MAP (Minimum Advertised Price) means this product is for sale at a lower price than what the manufacturer allows advertised.

MAP (Minimum Advertised Price) means this product is for sale at a lower price than what the manufacturer allows advertised.

MAP (Minimum Advertised Price) means this product is for sale at a lower price than what the manufacturer allows advertised.