Here at Veriforce we are Introducing the newest line of upper receives in the hot new caliber of 6.5 Grendel! Available in multiple color options along with the choice of KeyMod or M-LOK rail. The AR15 6.5 Grendel Complete Upper Receiver Elite Series With Tank Brake is the next step above others! We sat down and designed the looks of this upper to catch the eye of anyone. Using the Diamond Series 15″ handguard, a stainless steel barrel, and a gorgeous stainless steel large compensator. The AR15 6.5 Grendel Complete Upper Receiver Elite Series With Tank Brake is the perfect combination of prestigious looks and function.