Q Sugar Weasel SW-556-16IN-RIFLE | 5.56 NATO | 16in

The Q Sugar Weasel is a 16-inch semi-automatic rifle chambered for .223 Rem / 5.56 NATO built on an M16-spec receiver set. It features a free-floated 15″ M-LOK handguard, a threaded muzzle fitted with a Cherry Bomb muzzle brake, a mid-length adjustable gas block, and a 6-position Magpul SL-K receiver extension with Magpul SL-K stock. For a capable optic under $1,000 that pairs well with this platform, consider a 1-6x low-power variable optic such as the Vortex Strike Eagle 1-6x for fast, practical target engagements and low-power magnified shooting.

Applications: practical competition and range training.

Product Specifications

• The rifle is chambered in .223 Rem / 5.56 NATO.
• The action is Semi-Auto.
• The barrel measures 16 inches and is finished for use in the listed chambering.
• The rate of twist is listed as 1:7 in the primary specs.
• The muzzle is threaded 1/2×28 and fitted with a Cherry Bomb muzzle brake.
• The gas system uses a mid-length adjustable gas block.
• The handguard is a 15 inch M-LOK free-floated unit.
• The receiver set is an M16-spec configuration with gray accents and varying finish details.
• The stock is a 6-position Magpul SL-K receiver extension and SL-K carbine stock.
• The rifle ships with 1 — 30 rd. magazine for a 30 + 1 capacity.
• The safety is an Ambidextrous Safety Lever.
• The overall length measures 31.75 inches to 35 inches depending on stock position.
• The listed weight is approximately 6.13 lbs.
• UPC: 850035705490.

This rifle blends a compact 16″ barrel with an M-LOK chassis and modern control layout to deliver a familiar AR-style manual of arms with accessories and ergonomics suited to competitive courses of fire and precision-focused range sessions. The mid-length gas system and adjustable gas block support tuning for a range of ammunition and suppressed or unsuppressed use, while the threaded muzzle allows attachment of brakes or devices compatible with a 1/2×28 thread pattern.

With a standard AR-style control set and a lightweight Magpul SL-K stock, this configuration balances maneuverability and shootability for extended range practice and competition-focused setups. The included 15″ M-LOK handguard offers accessory mounting options without excess weight, and the Cherry Bomb brake reduces perceived recoil impulse for quicker follow-up shots.

Owners have praised the rifle’s trigger, with the manufacturer description calling it “Literally the Best Trigger Ever Made.”

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