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BRN-601 20" Upper Receiver W/ Colt AR-15 4x21MM Optic
- Styled after the original Model 601
- 20" 5.56x45 NATO barrel, 1-12 twist, chrome bore
- Chrome, slickside M16 bolt carrier group with 9310 bolt
- Duckbill three prong flash hider
- Front sight base not F-marked; round front sight post aligns with carry handle rear sight
- Green triangle handguards; matte gray anodizing
- Ejection port cover with external bump
- A1-type rear sight assembly
- Retro 4x Carry Handle Optic mounted to standard AR-15 carry handle
- Optic features multicoated lenses and BDC elevation turret
- Fully compatible with standard AR-15 carry handle mounts
Specifications
- Manufacturer:
- Brownells
- Category:
- upper-receiver
- Platforms:
- AR-15
- Length:
- 31.0"
- Required Component:
- Yes
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This is a bundled product that includes multiple components. The exact contents may vary - check the product description for more details.
• Complete assembly ready to use
• Multiple components included
• Value package pricing
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