The Great Lakes AR-10 is a semi-automatic rifle chambered in 6.5 Creedmoor with a 20-inch barrel, weighing 8.60 lbs and measuring 40.50 inches overall. The 1:8" twist rate and muzzle brake combination supports accurate fire at distance while keeping muzzle rise in check. A collapsible stock allows fit adjustment, and a safety selector switch handles fire control. Capacity is 10+1 rounds. 
 

Key Specifications 

• Model: AR-10 
• Caliber: 6.5 Creedmoor 
• Action: Semi-Auto 
• Barrel Length: 20 inches 
• Capacity: 10+1 rounds 
• Overall Length (OAL): 40.50 inches 
• Weight: 8.60 lbs 
• Hand Orientation: Right Hand 
• Finish Color: Black 
• Safety Feature: Safety Selector Switch 
   

Detailed Features 

• Muzzle Brake, 1:8" Barrel Twist: Controls recoil and stabilizes a wide range of bullet weights in 6.5 Creedmoor. 
• Collapsible Stock: Adjusts length of pull without tools. 
• Synthetic Stock, Black Finish: Durable in field conditions. 
• Safety Selector Switch: Standard AR controls for familiar operation. 
   
  6.5 Creedmoor in an AR-10 platform gives hunters and precision shooters the flat trajectory the cartridge is known for, with semi-auto follow-up capability. The 20-inch barrel extracts near-full velocity from the round.

The Great Lakes AR-10 in 6.5 Creedmoor generally earns positive feedback, particularly around accuracy. The 6.5 Creedmoor cartridge is well-suited to the platform — owners report good precision at longer ranges, and the 20-inch barrel is consistently mentioned as contributing to that.

Build quality is a recurring theme in favorable reviews. Most owners describe the construction as solid and the cycling as dependable. The semi-automatic action appeals to hunters and competitive shooters who want faster follow-up shots than a bolt gun allows.

Weight is the most common practical criticism at 8.60 lbs — the rifle is on the heavier end for field carry, especially over uneven terrain. Customization discussion covers optics compatibility and aftermarket furniture. Overall, the rifle is well-regarded as a precision platform for medium-to-long range use, with weight being the main tradeoff for buyers to weigh.