▼ 6% below avg
Colt LE6933EPRII-SF3-CK 5.56mm 11.5" Bbl Matte Black MBUS Sights Surefire Muzzle Device Upper Receiver Conversion Kit LE6933-EPRII-SF3-CK
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$919.99
MSRP
$0
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Jun 28, 2026
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Carbine-Length Direct Impingement Operating System
Colt Spec CrMoV Steel Barrel
M-LOK Compatible Rail
Mil-Spec Chrome-Lined Bolt Carrier Group
Surefire Flash Hider
Surefire SF3 Flash Hider
Specifications
Description
The design of the Colt LE6933EPRII-SF3-CK integrates an 11.5-inch chrome-lined premium barrel with a factory-installed M-LOK free-float rail handguard. This suppressor-ready configuration includes a pinned Surefire SF3 three-prong flash hider engineered to optimize gas dispersal and minimize flash signature. The construction utilizes a forged flat-top upper receiver coated in a durable matte black hard-coat anodized layer. It comes fully equipped with a complete mil-spec bolt carrier group, a standard charging handle, and folding Magpul MBUS 3 sights. This premium conversion kit allows users to upgrade standard lower platforms into a highly compact, duty-grade short-barreled rifle configuration. Colt LE6933EPRII-SF3-CK 5.56mm 11.5" Bbl Matte Black MBUS Sights Surefire Muzzle Device Upper Receiver Conversion Kit LE6933-EPRII-SF3-CK

