The LaRue Tactical LT15 Quad Rail is a semi-automatic AR-pattern rifle chambered in 5.56 NATO with a 16-inch Stealth barrel and a 30+1 capacity. It has a quad rail handguard and a factory-installed LaRue MBT trigger. The right-hand configuration comes finished in black. 
 

Key Specifications 

• Brand: LaRue Tactical 
• Model: LT15 
• Caliber: 5.56 NATO 
• Action: Semi Auto 
• Capacity: 30+1 
• Barrel Length: 16 in 
• Color/Finish: Black 
   

Detailed Features 

• Quad rail handguard providing four full-length accessory rails 
• 16-inch Stealth barrel profile 
• LaRue MBT trigger installed from the factory 
• 30+1 round capacity 
• Right-hand configuration

Owners who choose the LaRue LT15 Quad Rail over the M-LOK version typically do so because they already have rail-mount accessories they want to transfer directly. The four-sided rail gives maximum flexibility for lights, lasers, and grips without needing adapters, and most owners appreciate the rigidity of the setup.

The factory MBT trigger is the same highlight here as on other LT15 variants. Owners consistently call it the standout feature at this price, with a clean break that most people find better than the mil-spec triggers shipped on competing rifles in this range.

The quad rail adds some weight compared to the M-LOK version, and a few owners mention hand fatigue on longer sessions if they run the rifle bare without a vertical grip. Build quality and finish consistency draw few complaints, with the common criticism being lead times during busy periods rather than anything about the rifle itself.