MMC Arms Top Shelf is a custom premium AR-15 build using the highest quality parts available at a tremendous value. The products selected for the Top Shelf Builds are made from the highest-end materials and are designed & engineered with quality, precision, and reliability as the top priorities. The staff at MMC takes painstaking efforts to source these products and select them for the Top Shelf builds to ensure our customers get the most "Bang For Their Buck".
Caliber: With This Upper Build Kit, You Can Feel Confident That You're Getting A Round That Is Generally Available And Reliable, And An Upper Build That We Created, But You Chose. Not Only Is 5.56 NATO Known As A Versatile Round, But As A Smaller Round(Especially In A Rifle Platform), 5.56 NATO Will Be Easy For You To Shoot And Control. With 5.56 NATO Being The Most Popular Round For The AR-15 Platform, This Upper Build Kit Will Be A Crucial Part Of Building Your Personalized Tool For Using This Caliber.
Upper: Built On An Aero Precision Upper Receiver, Forged From 7075-T6 Aluminum, This Stripped Upper Is Precision Machined To Mil-spec M16/M4 Specifications And Features M4 Feedramps.
Barrel: Included Is A Premium 12.5" Barrel From Ballistic Advantage. Made From 4150 CMV With A QPQ Nitride Finish, This Barrel Has A Thread Pitch Of 1/2x28 And A Twist Rate Of 1-7.
Handguard: This Upper Includes A Premium 10" M-Lok Handguard From. This Handguard Allows You To Comfortably Grip Your Rifle In A Variety Of Shooting Positions And Securely Mount A Variety Of Accessories.
Muzzle Device: Including A 1/2x28 KAK Industry Compensator, This Muzzle Device Is Similar In Function And Size To An A2 Flash Hider. The Gas Ports Help Channel Gases And Therefore Reducing Muzzle Rise Enabling The Shooter To Get Back On Target Faster For Follow Up Shots. Made From 4140 CMV Steel In The USA With Manganese Phosphate Finish Made This A Robust And High-Quality Muzzle Device.
Barrel MFG: Ballistic Advantage
Barrel: 12.5" 5.56 NATO 4150 CMV QPQ Nitride Barrel
Twist Rate: 1-7T
Thread Pitch: 1/2X28
Gas System Length: Carbine
Upper: Aero Precision Mil-Spec Upper Receiver
Handguard: Premium 10" M-Lok Handguard
Gas Block: .750 Low Profile Steel Gas Block
Gas Tube: Stainless Steel Carbine Gas Tube
Muzzle Device: KAK Industry Compensator 4140 CMV Manganese Phosphate Finish
Forward Assist: Omega Mfg. Forward Assist Assembly
Ejection Port Door: Omega Mfg. AR-15 Ejection Port Door, Rod And Spring
Upper Weight: 2lb 13.5oz
Please note: If the listing says "In-Stock" it means we have all of the items in stock. Our assembled upper receivers are made to order, please check this LINK to view our most up to date shipping status.