Quick view Add to Wishlist ZAVIAR Firearms Zaviar Firearms 5.56 Nato 'Operator Series' 7.5" Nitride Complete Pistol / 1:7 Twist / 7" MLOK Handguard / Pistol Tube Best Use: Varmint Hunting / Mid Range Shooting Specifications: Caliber: 5.56 Nato Upper Receiver: Assembled Upper Receiver Charging Handle Bolt Carrier Group Barrel: 7.5"... MSRP: $799.99 $579.99 Add to Cart The item has been added Compare