Brand: NEMO Arms
Model: XO Steel
Platform: AR-10
Caliber: .308 Winchester
Gas System: Rifle-Length / Direct Impingement
Barrel Length: 20"
Barrel Description: NEMO / 416R Stainless Steel Rifle-Cut
Barrel Finish: Black
Capacity: 20rds
Twist Rate: 1:8
Muzzle Device: NEMO Titanium Dual-Chamber Muzzle device
Stock Description: Magpul CTR Stock
Stock Material: Polymer
Grip Description: Magpul MIAD Grip
Grip Material: Polymer
Furniture Finish: Black
Upper Receiver Material: 7075-T6 Aluminum
Upper Receiver Finish: Tungsten
Lower Receiver Material: 7075-T6 Aluminum
Lower Receiver Finish: Tungsten
FCG: TriggerTech Flat Adaptable Trigger
Rail Description: 14.75” Modular Rail
Rail Material: 7075-T6 Aluminum
Rail Finish: Tungsten
Attachment Style: M-LOK
Safety: Ambidextrous
Bolt Carrier Group: Recoil Reduction Bolt Carrier
Charging Handle: Radian Charging Handle
OAL: 38.5"
Weight: 9.3 lbs
Includes: Savior Double Rifle Range Bag

Features

The NEMO Arms XO Steel is a precision-focused semi-automatic rifle engineered for dependable performance with the .308 Winchester cartridge. Featuring a 20-inch barrel, this configuration offers a balance of velocity, accuracy, and maneuverability, making it well-suited for both precision shooting and general-purpose applications.

Designed with performance in mind, the system incorporates NEMO Arms’ patented recoil reduction carrier, helping to minimize felt recoil and improve shot-to-shot control. Built for reliability and consistency, the XO Steel platform delivers a refined combination of durability, smooth operation, and practical accuracy for a wide range of shooting environments.

Report incorrect product description

Reviews

Q & A

Retail Stock

Compliance

Shipping Restrictions

It is the customer’s responsibility for understanding state laws regarding all purchases made. For a comprehensive list of all Shipping Restrictions, please refer to our Shipping Restrictions By State Page found Here.

All NFA Rules Apply

These items are controlled by the U.S. Government and authorized for export only to the country of ultimate destination for use by the ultimate consignee or end-user(s) herein identified. They may not be resold, transferred, or otherwise disposed of, to any other country or to any person other than the authorized ultimate consignee or end-user(s), either in their original form or after being incorporated into other items, without first obtaining approval from the U.S. government or as otherwise authorized by U.S. law and regulations.

Magazines will be removed from firearms when shipping to states with magazine capacity restrictions.

California 10+ Round Magazine Buyers: PSA values your freedom and constitutional rights above all else. However, PSA will not accept new orders nor will ship any order until the Ninth Circuit Federal Court of Appeals mandate becomes finalized. Once this mandate is finalized, we will start accepting new orders and ship 10+ round magazines to California Customers.

WARNING: Handling firearms or firearms parts can expose you to lead and other petroleum products known to the State of California to cause cancer, birth defects, or other reproductive harm. Wash hands thoroughly after handling. For more information go to www.p65warnings.ca.gov (CA Health and Safety Code Section 25249.6).