The Medusa's Fury is a fully assembled 5.56 NATO AR-15 pistol upper built around a compact 7.5-inch pistol-length gas platform. The upper centers on a 7.5-inch Bear Creek Arsenal Irithyll series contour profile steel barrel with a manganese phosphate finish, 1:7 twist rate, and 1/2x28 thread pitch, paired with an A2 GI birdcage flash hider and a black 1/2-inch crush washer. A micro low-profile steel gas block at 0.750 diameter and a pistol-length gas tube are installed on the front end. The 7075-T6 aluminum anodized upper receiver features M4 feed ramps, a forward assist, and an ejection port door assembly, paired with a 7-inch freefloat smooth tubular handguard. This upper comes fully assembled and ready for use with your choice of compatible bolt carrier group and charging handle. BCG and charging handle are not included.
The 7.5-inch Bear Creek Arsenal Irithyll series contour profile barrel is chambered in 5.56 NATO and constructed from steel with a manganese phosphate finish. The twist rate is 1:7 and the thread pitch is 1/2x28, which matches the included A2 GI birdcage flash hider. A black 1/2-inch crush washer, a micro low-profile steel gas block at 0.750 diameter, and a pistol-length gas tube cover the front end gas configuration on this pistol-length platform.
The 7075-T6 aluminum upper receiver carries an anodized finish with M4 feed ramps, a forward assist, and an ejection port door assembly. The 7-inch freefloat smooth tubular handguard covers the barrel and provides the front end interface on this compact AR-15 pistol platform. These two components define the exterior structure of the upper assembly.
Follow safe handling and manufacturer instructions. Ensure compliance with all applicable federal, state, and local laws. This upper comes fully assembled. BCG and charging handle are not included.
Caliber: 5.56 NATO
Barrel Length: 7.5 Inches
Barrel Profile: Contour
Barrel Material: Steel
Barrel Twist Rate: 1:7
Barrel Finish: Manganese Phosphate
Gas System: Pistol Length
Gas Tube: Pistol Length Gas Tube
Gas Block: Micro Low-Profile Steel Gas Block
Gas Block Diameter: .750 O.D.
Muzzle Device: A2 GI Birdcage Flash Hider
Muzzle Thread Pitch: 1/2x28
Crush Washer: Black 1/2-Inch Crush Washer
Upper Receiver: AR-15 Upper Receiver
Receiver Material: 7075-T6 Aluminum
Receiver Finish: Anodized
Feed Ramps: M4 Feed Ramps
Ejection Port Cover: AR-15 .223/5.56 Ejection Port Door Assembly
Forward Assist: Included
Handguard Length: 7 Inches
Handguard Type: Free Float Smooth Handguard
Platform: AR-15
Barrel Series: Bear Creek Arsenal Irithyll
Color: Black
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