PRODUCT DESCRIPTION PRODUCT SPECIFICATIONS VP9 TAC 9MM BLK 17+1 NS OR TB Manufacturer: Heckler and Koch (HK USA) Finish: Black Model: VP9 Tactical OR Rate of Twist: 1-in-9.8" Caliber: 9mm Color: Polymer Frame Polymer Frame Capacity: 17 + 1 Action: Striker Fired Barrel Length: 4.7" UPC: 642230269644 Thread Pattern: 13.5x1mm LH