Description Specs Colors Top Accessories Notes/Lead Times Inlets FOLDABLE LIGHTWEIGHT RIFLE CHASSIS SYSTEM FOR HUNTING The Element 4.0 Magnesium is an ultra-lightweight modular hunting rifle chassis designed for the backcountry hunter. The standalone lightweight rifle chassis, without buttstock or grip, can weigh only 16 oz depending on the action inlet. When configured with a carbon fiber buttstock and carbon fiber grip the system weight is just 28 oz. This ultralight configuration is the first rifle chassis system in the world to weigh under 2 lbs! Now featured with a built-in bubble level, and machined in RRS 1.5" dovetail (Arca-Swiss) in the forend. Machined from AZ61A Magnesium, the Element 4.0 Mg retains all the strength and durability for which our rifle chassis systems are known, but at a fraction of the weight! This is the ultimate lightweight, modular chassis platform for the backcountry outdoorsman! ** Expected extended lead time due to high product demand. Lead times are 6-10 week for all chassis orders. We appreciate your patience. ** A popular choice for those looking for a hunting rifle chassis system that can be configured for target shooting, hunting, or competition. ELEMENT 4.0 MG LIGHTWEIGHT RIFLE CHASSIS SPECS: Chassis Block: 16 - 20 ounces. The range is due to different action inlets varying in weight. Interested in different configuration weights? Check out our Calculator! Interested in different configuration dimensions? View Chassis Dimensions Material: Machined from solid AZ61A Magnesium. Arca-Swiss/RRS Railing: Integrated Arca-Swiss/RRS railing into the bottom forend. New Models have RRS Lock. M-LOK Compatible: Yes, the Element chassis system is M-LOK compatible. Detachable Magazines: Yes, the Element chassis system comes standard with an integrated detachable box magazine system (Magazine sold separately). Magazine Type: The Element chassis system Utilizes AICS pattern magazines. Bedding Required: No, XLR's multi-point radial cut inlet eliminates the need for traditional Glass Bedding Accepts AR-style flat top grips and AR-style buttstock. XLR LIGHTWEIGHT RIFLE CHASSIS CAN BE CERAKOTED IN THE FOLLOWING COLORS: Cerakote H-190 Armor Black is the flattest black Cerakote offers. Cerakote H-236 Olive Drab Green is a standard military green-brown color with a flat finish. Cerakote H-148 Burnt Bronze is a medium bronze color with light gold metallic flake. Cerakote H-216 Firehouse Red, and standard rich red tone. Cerakote H-237 Tungsten Grey is a dark grey with metallic flake. Cerakote H-265 Flat Dark Earth is a medium brown earth tone with a flat finish. Cerakote H-309 Tequila Sunrise is a fiery orange accented with lighter orange metallics that dance in the light. Cerakote H-185 Blue Titanium is a teal ocean blue highlighted with shimmering metallics that give this deep color a glistening finish. Cerakote H-220 Ridgeway Blue is a warm cerulean blue with subtle shades of green, giving this color a rich, sea blue appearance. Cerakote H-316 Squatch Green is a medium forest green with a slight silver metallic shimmer. This color was developed in the heart of 'squatch country on location in the Pacific Northwest. Cerakote H-226 Patriot Brown is a dark flat brown. Cerakote H-349 Aztec Teal is a rich aqua color. Cerakote H-310 Copper Suede is a rich, gorgeous orange-brown metallic that has just the right amount of warm shimmer. Cerakote Kryptek Tan is a custom, multicolor Cerakote blend applied using a Kryptek camo pattern. Cerakote Kryptek Altitude is a custom, multicolor Cerakote blend applied using a Kryptek camo pattern. VA Multicam is a custom, multicolor Cerakote blend applied using a special camo pattern from Viking Armament. Ultralight Rifle Chassis Accessories The following accessories are some of XLR's most popular ultralight accessories for custom chassis rifles. Carbon Fiber PISTOL GRIP The Carbon Fiber Pistol Grip is the new pinnacle of ultralightweight performance. Weighing just 1 ounce, it is the must-have grip for the avid ounce counter. View Specs SMOKE ULTRALIGHT CARBON FIBER BUTTSTOCK The Smoke Carbon Fiber Buttstock is a strong yet lightweight option that is ideal for scenarios where weight is critical. 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 storage and cleaning. View Specs SMOKE CARBON BUTTSTOCK BAG RIDER The Smoke Lightweight Carbon Fiber Buttstock Bag Rider was designed based on customer feedback to complement 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 Instructions: Click here for Chassis/Buttstock Instructions. LEAD TIME: Approximate 6-10 week lead time, depending on the configuration. 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: Due to the nature of extruded magnesium, the surface finish of the chassis might, in rare cases, contain minor cosmetic imperfections. NOTE: Under license of U.S. Patents 10,132,583 and 10,215,519 Who is the Element 4.0 MG chassis for? If you are... shaving backcountry rifle weight with lightweight rifle parts. If you are... someone looking to drop in their Remington 700 short action or long clone without bedding. If you are... a hunter looking to create the ultimate lightweight, packable, and modular chassis rifle. If you are... heading into the mountains, every ounce counts because you need to make cargo weight. If you are... looking for the best in lightweight precision accuracy. The ultralight Element 4.0 Chassis can be inletted for: Remington 700 Short Action Remington 700 Long Action Remington 700 Clones Short & Long Action Howa 1500 Short Action Weatherby Vanguard Short Action Savage Short Action Savage Long Action Tikka T3 Short Action Tikka T3 Long Action Tikka T1 Rimfire (factory magazine only) CZ 457 Rimfire (factory magazine only) Lone Peak Arms Medium Length Actions Defiance XM Length Actions Bat Machine Bumblebee & Vampire View Full List