Home / Accessory-Lowers / Ruger LOWER RECEIVER AR-556 5.56MM Sale! Ruger LOWER RECEIVER AR-556 5.56MM$12900 $10883 Out of stock SKU: 8506 Category: Accessory-Lowers Product ID: 44730 Description Description Related products Sale! Bushmaster A2 BUILT LOWER RECEIVER $33995 $33044 Sale! Bushmaster BFSIII BUILT LOWER RECEIVER $59395 $56913 Sale! Wilson Combat RECEIVER SET AR-15 BILLET $48995 $44111 Sale! Warrior Systems WSM15 BILLET RECEIVER SET BLK $47900 $37202