Alexander Arms RTA65SG 6.5mm Grendel 16in 10+1

About this product

The Alexander Arms RTA65SG Tactical is a semi-auto AR-style rifle chambered in 6.5mm Grendel with a 16-inch threaded barrel and a 10 + 1 capacity. It pairs an aluminum receiver with a Picatinny top rail and an M-LOK handguard for accessory mounting. The rifle includes a B5 Bravo collapsible stock, an A2 pistol grip, a Mil-Spec trigger, and an A2 flash hider. Finish details vary across source fields; see notes for clarification.

Key Specifications

• The caliber is 6.5mm Grendel.
• The barrel length is 16 inches.
• The magazine capacity is 10 + 1.
• The action is Semi-Auto.
• The barrel is described as Threaded.
• The muzzle device is an A2 Flash Hider.
• The stock is a B5 Bravo collapsible stock.
• The rate of twist is 1:8.
• The overall length is 37 inches.
• The listed weight is 6 lbs.

Configured for modularity and practical accuracy, the RTA65SG offers a familiar AR ergonomics package with modern mounting options. Its 16-inch threaded barrel and M-LOK handguard make it straightforward to adapt to range, precision, and sporting applications.

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