Home / Accessory-Rings/Mounts/Bases / Heckler and Koch (HK USA) PICATINNY RAIL SP5/SP5K BLACK You cannot add "Ruger RING 1" MED MATTE HAWKEYE" to the cart because the product is out of stock. Sale! Heckler and Koch (HK USA) PICATINNY RAIL SP5/SP5K BLACK$32200 $28349 Out of stock SKU: 50226207 Category: Accessory-Rings/Mounts/Bases Product ID: 44337 Description Description Related products Sale! Burris Optics X-TAC 30MM RINGS 1.25 HEIGHT $13199 $10167 Sale! Trijicon QLOC BOLTACTION MNT 34MM 1.125 $35600 $27211 Burris Optics X-TAC A-BOLT 2PC BASE BLK $2999 Heckler and Koch (HK USA) MOUNTING PLATE #1 VP OR $4900