Q LLC Sugar Weasel Upper .300 AAC Blackout 13 inches

The Q LLC Sugar Weasel upper is a direct-replacement upper assembly built for .300 AAC Blackout platforms. It features a 13-inch, tapered barrel threaded 5/8-24 with a 1:6 rate of twist and uses an adjustable gas block in a pistol-length gas system. The assembly ships with a bolt carrier group (BCG) and is configured for use on standard Sugar Weasel lowers. Intended for shooters seeking a compact, suppressed-capable configuration for precision or close-quarters utility.

Key Specifications

• The caliber is .300 AAC Blackout.
• The barrel length is 13 inches.
• The barrel is described as threaded and tapered.
• The muzzle is threaded 5/8-24.
• The barrel has a twist rate of 1:6.
• The gas system is a pistol-length gas system.
• The gas block is adjustable.
• The package includes a bolt carrier group (BCG).
• Configured as a replacement upper for the Sugar Weasel.

This Sugar Weasel upper balances compact handling with suppressed-capable performance, offering a threaded 13-inch barrel and adjustable gas setup for adaptable use. Its included BCG and pistol-length gas configuration make it a practical choice for those building a compact .300 AAC Blackout platform that emphasizes reliable function and configurability.

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