You cannot add "HK 416A5 Ambidextrous Mag Release" to the cart because the product is out of stock. Factory HK 416A5 Slim Line Buttstock Black$17900 SKU: 416A5BTSTKBLK-1 Categories: 416 417 G28 M110, Services HK416 MR556 Tags: 416, 416A5, 416A7 Product ID: 6351 Factory HK 416, 416A5, 416A7 slim line buttstock, black polymer. New HK part, still in the bag, directly from Germany. 416A5 Slim profile Black polymer New Product is out of stock Estimated Re-stock date: November 8, 2021 Notify me when this product is back. Please enter a valid email! Subscribe Description Additional information Description Factory HK 416, 416A5, 416A7 slim line buttstock, black polymer. New HK part, still in the bag, directly from Germany. 416A5 Slim profile Black polymer New Additional information Weight 8 oz Dimensions 7 × 5 × 1.5 in 922r Qualifying Part YES – Foreign Manufacturer HK Related products Out of stock HK 416D Style Standard Quad Rail Foregrip Handguard Black $14900 Out of stock Sale! HK 416 Factory Full Auto Complete Bolt Group New $1,69900 Original price was: $1,69900.$1,49900Current price is: $1,49900. Out of stock Black Polymer HK Vertical Grip 416 G36 UMP MP5 $3900 Out of stock HK 416A5 Ambidextrous Mag Release $3900