Home / Semi-Auto Pistol / Rock Island Armory STK100 9MM BLK 10+1 4.5″ Sale! Rock Island Armory STK100 9MM BLK 10+1 4.5″$49900 Original price was: $49900.$47511Current price is: $47511. Out of stock SKU: 56625-10 Category: Semi-Auto Pistol Product ID: 28289 Description Description Optic-Ready SlideModular Aluminum FrameLightening Cuts/Serrations Related products Sale! Heckler and Koch (HK USA) P2000 V2 LEM DAO 9MM 13+1 NS $1,07900 Original price was: $1,07900.$93842Current price is: $93842. Sale! Shadow Systems DR920 ELITE 9MM FD/BK OR 17+1 $1,16400 Original price was: $1,16400.$96518Current price is: $96518. Sale! Browning BUCKMARK + VISION AMER 5.9″ $82999 Original price was: $82999.$75766Current price is: $75766. Sale! Browning BUCKMARK STANDARD URX SS 22LR $62999 Original price was: $62999.$57689Current price is: $57689.