POF USA Renegade 5.56 Upper 16.5in Barrel 9 Position Direct Impingement Dictator 14.5in Rail Black Anodized 00. 56 Specifications for POF USA Renegade Upper Receiver: Manufacturer: POF USA Caliber: 5.56x45mm NATO Barrel Length: 16.5 in Muzzle Device: Flash Hider Finish: Anodized Color: Black Anodized Model: Renegade Handguard Length: 14.5 in Gun Rail: Picatinny Gun Model: AR-15 Additional Features: 9 Position Direct Impingement Dictator Magazine Included: No Features of POF USA Renegade Upper Receiver: for 5.56 Package Contents: POF USA Renegade Upper Receiver What firearm models does the manufacturer say POF USA Renegade Upper Receiver is compatible with? The manufacturer suggests that POF USA Renegade Upper Receiver is compatible with AR-15POF USA 907: Renegade 5.56 Upper 16.5in Barrel 9 Position Direct Impingement Dictator 14.5in Rail Black Anodized NSN