Olympic Arms AR-15 A3 Upper Receiver Assembly 223 Remington 20" Bull Barrel
- Upper Receiver Type: A3 Flat-Top
- Barrel Length: 20" Bull
- Barrel Contour: Not listed by manufacturer
- Barrel Material: Broach Cut 416 Stainless Steel
- Muzzle Thread Pattern: Target Crowned Muzzle
- Chrome Lined: No
- Barrel Finish: Black Matte
- Twist Rate: 1 in 10"
- Chamber: 223 Remington
- M4 Feed Ramps: Yes
- Muzzle Device: None-Crown
- Gas System Length: Rifle, Single Rail Gas Block
- Gas Block Diameter: Not listed by manufacturer
- Handguard: Aluminum Tubular Free Floating
- Sights: Front Gas Block with Picatinny Rails
- Bolt Carrier Assembly Included: Yes
- Bolt Carrier Type: Commercial
- The total weight of the product, including the product’s packaging as it sits on our shelf. Since some products ship directly from the Manufacturer, their weight may be unavailable. Because of variations in the manufacturing process, similar products may have differing weights. Unless the product is designated as “Ships Alone”, Shipping Weight does not include the shipping box or packing materials associated with your order. Shipping Weight: 7.500 Pounds
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