Shop › SHIELD S15/S10 MAG EXT +2 BLK SHIELD S15/S10 MAG EXT +2 BLK $31.49 Shield Arms S15 +2 Magazine Extension, Mag Extension, Fits Shield Arms S15 Gen 2/3 Magazines, Aluminum Construction, Anodized Finish, Black SA-S15-S10-ME-2-BLK Quantity: Add To Cart Added! Shield Arms S15 +2 Magazine Extension, Mag Extension, Fits Shield Arms S15 Gen 2/3 Magazines, Aluminum Construction, Anodized Finish, Black SA-S15-S10-ME-2-BLK