Shop › SHIELD ECHELON +5 MAG EXT BLACK SHIELD ECHELON +5 MAG EXT BLACK $35.99 Shield Arms +5 Magazine Extension, Aluminum, Anodized Finish, Black, Fits Springfield Echelon ECH-ME-5-BLK Quantity: Add To Cart Added! Shield Arms +5 Magazine Extension, Aluminum, Anodized Finish, Black, Fits Springfield Echelon ECH-ME-5-BLK