The Wylde Card 11.5-inch Carbine-Gas .223 Wylde AR-15 Upper Build Kit is designed for precision and reliability in a compact configuration. Featuring a 11.5" KAK Industry barrel crafted from 4140 CrMoV gun steel and finished with a nitride coating, this upper is built for durability. The barrel has a 1:8 twist rate, optimizing projectile performance for various loads. A carbine gas system ensures dependable cycling, while the included micro low-profile gas block is made of steel and fits a 0.750 O.D. barrel.
The upper is complemented by a 10” M-Lok Freefloat extended quad rail handguard, allowing for versatile accessory mounting and minimizing weight. The handguard is finished in black and provides a solid grip and user-friendly handling. The upper receiver, made from 7075 T6 aluminum and anodized for corrosion resistance, rounds out this build kit, making it ideal for gunsmiths and enthusiasts seeking a reliable, compact upper assembly.
Caliber: .223 Wylde
Barrel: KAK Industry 11.5" .223 Wylde Carbine Gas Barrel
Barrel Length: 11.5-inch
Barrel Material: 4140 CrMoV Gun Steel
Barrel Finish: Nitride
Barrel Profile: Government
Barrel Twist Rate: 1:8
Barrel Thread Pitch: 1/2x28
Barrel Gas System Length: Carbine
Handguard: 10” M-LOK Free Float Extended Quad Rail Handguard
Handguard Style: Free Float Extended Quad Rail
Handguard Color: Black
Gas Block: Micro Low-Profile Gas Block
Gas Block Size: 0.750 O.D Barrel
Gas Block Material: Steel
Muzzle Device: AR-15 1/2x28 TPI GI Birdcage Flash Hider
Muzzle Device Finish: Manganese Phosphate
Muzzle Thread Pitch: 1/2x28
Upper Receiver: AR-15 Upper Receiver
Upper Receiver Material: 7075 T6 Aluminum
Upper Receiver Finish: Anodized
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