GMR-15 9mm Carbine from JP Enterprises

We just got our hands on the GMR-15 9mm Carbine. There is so much positive to say about this Pistol Caliber Carbine (PCC) it's hard to know where to start. The specification are outlined below but the rifle is so much better than the specs. The fact is, it's exceptionally fast, accurate, reliable, and just plain fun!

Specifications:
Receiver: Machined-from-billet 9mm lower with choice of forged JP-15™ upper or machined PSC-17™ dual-charging upper ($600 upgrade)
Receiver Finish: Matte black
Barrel:JP Supermatch™ air-gauged, button-rifled, cryogenically treated barrel
Barrel Finish: Polished stainless or Black Teflon®
Muzzle Treatment: JP tactical or competition compensator
Caliber: 9mm (9x19 with 9x21 available upon request)
Hand Guard: JP MK III Hand Guard System
Operating System: Blowback with JP 9mm Silent Captured Spring
Trigger: JP Enhanced Reliability Fire Control Package with a weight of 3.5-4 lbs.