EXPECT EXTENDED LEAD TIMES DUE TO HIGH ORDER TRAFFIC. THANK YOU FOR YOUR PATIENCE.

ATOM Magnesium Chassis

  • Compact and lightweight rifle chassis system!

    The ATOM Magnesium is an ultralight modular rifle chassis designed for the firearms enthusiast or backcountry hunter seeking a compact ultralight chassis. The standalone chassis, without buttstock or grip, weighs only 14 oz for short actions and 15.5 ounces for long actions. When configured with a carbon fiber buttstock and Carbon grip the system weight is just 27 oz. The all-new ATOM features the same built-in bubble level, and machined in RRS 1.5" dovetail (Arca-Swiss) in the forend as the Element 4.0 Magnesium.

    Machined from AZ61A Magnesium, the ATOM MG retains all the strength and durability for which XLR's rifle chassis systems are known, but at a fraction of the weight! This is the ultralight, modular chassis platform for the backcountry outdoorsman!

    The ultralight ATOM Chassis can be inlet for:
    • Remington 700 Short Action (Clones)
    • Remington 700 Long Action (Clones)

    A popular choice for those looking for a chassis system that can be configured for target shooting, hunting or competition.

    ** Expect extended lead times due to the popularity of this product. As of 9/08/21 lead times are 14-20 weeks on all Chassis orders. We appreciate your patience **

  • ATOM MG Ultralight Chassis Specifications:
    • Chassis Block: 14 ounces.
    • Chassis W/Carbon Grip & carbon Stock: 27 ounces.
    • Chassis W/Ergo Grip & TR-2 Stock: 42.5 ounces.
    • Length of chassis block: 14 11/16 inches
    • Length W/ Stock Folded: 15 1/4 inches 
    • Material: Machined from solid AZ61A Magnesium.
    • Arca-Swiss/RSS Railing: Integrated Arca-Swiss/RSS railing into the bottom forend.
    • M-LOK Compatible: Yes, the ATOM chassis system is M-LOK compatible.
    • Detachable Magazines: Yes, the ATOM chassis system comes standard with an integrated detachable box magazine system (Magazine sold separately).
    • Magazine Type: The ATOM chassis system Utilizes AICS pattern magazines.
    • Bedding Required: No, XLR's multi-point radial cut inlet eliminates the need for traditional V-Block or Glass Bedding
    • Accepts AR Style flat top grips and AR-style buttstock. 
    Who is the ultralight ATOM chassis for?
    • If you are... the minimalist hunter looking to count every last ounce.
    • If you are... Someone looking to drop in their Remington 700 short or long clone action without bedding.
    • If you are... a hunter looking to create the ultimate lightweight, packable and modular chassis rifle.
    • If you are... heading into the bush and every ounce counts because you need to make cargo weight.
    • If you are... looking for the best in lightweight precision accuracy.
  • XLR Cerakote Colors

    XLR Rifle Chassis Can Be Cerakoted In The Following Colors:
  • Ultralight Rifle Chassis Accessories

    The following accessories are some of XLR's most popular ultralight accessories for custom chassis rifles.

    TYR TITANIUM PISTOL GRIP

    The TYR Titanium Pistol Grip is the new pinnacle of ultralightweight performance. Weighing just 26 grams, it is the must-have grip for the avid ounce counter. View Specs

    SMOKE ULTRALIGHT CARBON FIBER BUTTSTOCK

    The Smoke Carbon Fiber Buttstock offers a robust and lightweight rifle buttstock option for situations when every ounce of weight matters. It features an adjustable cheek rest, limb-saver reoil pad, and M-LOK slots. Our Smoke Carbon Buttstock Bag Rider attaches via the M-LOK slot along with either our Quick-Detach Sling Adapter or Bipod / Sling Adapter. View Specs

    PUSH BUTTON FOLDING RIFLE STOCK ADAPTER

    The XLR Push Button Folding Stock Adapter attaches between the action block and buttstock allowing the stock to be folded into a more compact package for easier storing and cleaning. View Specs

    SMOKE CARBON BUTTSTOCK BAG RIDER

    The Smoke Carbon Fiber Buttstock Bag Rider was designed based on customer feedback to compliment and increase the functionality of the Smoke Carbon Fiber Buttstock. It increases the shooter's ability to better spot their shots for quicker follow-ups. View Specs

  • Shipping Notes and Lead Times

    Shipping: All chassis systems ship via FedEx Ground for a $20 flat rate, and are expected to be delivered in 3-5 business days (once shipped) within the continental U.S. CLICK HERE for more details.

    NOTE: The Magpul PRS Buttstock and similar buttstocks with molded-in anti-rotation dowels require modification to be used on our chassis system

    NOTE: Under license of U.S. Patents 10,132,583 and 10,215,519 

    LEAD TIME: Approximate 14-20 week lead time depending on the configuration. Please call (970) 241-1807 for specific lead times.

Total Extras: $ 0.00
Total Build Price: $ 549.00



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