Aero Precision M4E1-T Complete Upper, 18" .223 Wylde SS QPQ Rifle Length Barrel, RM16.6 - Ano

Aero Precision M4E1 Threaded .223 Wylde w/ ATLAS R-ONE Handguard Complete Upper Receiver 18 inch Barrel 1-8 Twist A2 Flash Hider Anodized Black. The R-ONE handguards are designed with size and weight in mind while still providing plenty of real-estate to accommodate any attachment needs the end user may have. ATLAS attachment system is a durable and dependable mounting platform maintaining a slim profile while still providing the strength and stability customers have grown to love from Aero Precision handguards. Specifications for Aero Precision M4E1 Threaded 18in .223 Wylde w/ ATLAS R-ONE Handguard Complete Upper Receiver with Flash Hider: Manufacturer: Aero Precision Cartridge: .223 Wylde Barrel Length: 18 in Barrel Profile: SPR Barrel Twist Rate: 1-8 Threads per Inch: 1/2x28 Muzzle Device: A2 Flash Hider Gun Model: AR-15 Condition: New Fabric/Material: Aluminum/Steel Gas Block Journal Size-Diameter: .750 in Handguard Length: 16.6 in Gun Rail: M-LOK Gun Type: Rifle Gun Make: AR Platform Included Accessories: None Barrel Material: 416R Stainless Steel Weight: 68.5 oz Magazine Included: No Country of Origin: USA Model: M4E1 Features of Aero Precision M4E1 Threaded 18in .223 Wylde w/ ATLAS R-ONE Handguard Complete Upper Receiver with Flash Hider New enhanced forging that gives the upper receiver a "billet look" New picatinny profile that blends seamlessly with our Enhanced Series Handguards M4 Feedramps .250 takedown pin holes Laser engraved T-marks Includes port door and forward assist installed Full top picatinny rail for optional attachments Eliminated center of top rail for weight reduction Indexing grooves in 12:00 position for positive grip control Quick disconnect sling socket at the 3 6 and 9 o'clock positions Compatible with low profile gas blocks Compatible with mil-spec AR15 upper receivers and barrels Package Contents: Aero Precision M4E1 Threaded 18in .223 Wylde w/ ATLAS R-ONE Handguard Complete Upper Receiver with Flash Hider Aero Precision APAR700706M76: M4E1 Threaded .223 Wylde w/ ATLAS R-ONE Handguard Complete Upper Receiver 18 inch Barrel 1-8 Twist A2 Flash Hider Anodized Black