Description

The MDT LSS GEN3–the most adaptable and customizable rifle chassis ever built.

Whether you’re building a competition-ready precision rifle, dialling in a lightweight hunting setup, or putting together a tactical beast, this system lets you customize every detail without ever pulling your barrelled action. Swap parts, tweak your setup, and make it exactly what you need, when you need it

• The center body base will have different buttstock adaptor options for XTN, Carbine, Pistol Brace, and Fixed buttocks.
• Handguards and buttstocks can be “hot swapped” without affecting zero.
• Designed to accept AR-style grips.
• The LSS Gen3 comes with our Ambi Mag Latch but is also compatible with the MDT Adjustable Mag Latch.
• Initially available for Remington 700 Short Action, Savage Short Action, and Tikka Short Action Rifle. Available in Black and FDE.

End-users will purchase the center body base and select the stock interface. Customers can then purchase the handguard to best suit their application. Handguard options include our Competition Forend, Hunting Forend, and Tactical Forend.

The Competitor – LSS Gen3 Kit

If you’re building a match rifle and want to skip the guesswork, this is it. The MDT LSS GEN3 Competition Kit takes the most modular rifle chassis system on the market and dials it in for one thing: winning stages. No picking parts. No mismatched accessories. Just a rock-solid, competition-ready rifle foundation—straight out of the box.

• Compact 15” Competition Forend
• Integrated ARCA rail
• 10” integrated ARCA rail
• Drilled & tapped for Control & NV Bridges
• M-LOK slots and pockets (sides and bottom)
• SRS-X Lite Buttstock
• Compatible with M-LOK thumb shelf
• Integrated barricade stop
• AICS magazine compatible
• Compatible with AR-15 style grips
• Ambidextrous mag latch
• V-block aluminum bedding
• Adjustable length of pull

The Tactical – LSS Gen3 Kit

Need one rifle that can do it all? Start here. The MDT LSS GEN3 Tactical Kit is built around flexibility, reliability, and rugged performance. Whether it’s your go-to truck gun, your backcountry bolt rig, or something you just want to trick out at the range—this kit is your answer. Sporting a similar AR-15 feel that you’re used to, with bolt-action precision. Fully capable, and fully upgradeable.

• Collapsible buttstock interface
• Toolless adjustable LOP
• Adjustable soft rubber buttpad
• Adjustable cheek rest
• SCS Buttstock
• Compatible with M-LOK thumb shelf
• Integrated barricade stop
• AICS magazine compatible
• Compatible with AR-15 style grips
• Ambidextrous mag latch
• V-block aluminum bedding

The Worker – LSS Gen3 Kit

The MDT LSS GEN3 Worker Kit is built for folks who need reliability, portability, and simplicity—all in one rugged setup. Whether you’re out hunting hogs, riding the fenceline, or keeping a coyote rig behind the seat, this chassis is always ready to go. It’s lightweight, compact, and just plain easy to run. Toss it in the truck. Strap it to your pack. Set it up for anyone—beginner to pro—and it just works.

• Integrated barricade stop
• AICS magazine compatible
• Compatible with AR-15 style grips
• Compatible with M-LOK thumb shelf
• V-block aluminum bedding
• Ambidextrous mag latch
• Adjustable soft rubber buttpad
• Spacer-adjustable LOP

SKU:

114504-BLK,114504-FDE,114615-BLK, 114615-FDE, 114512-BLK, 114512-FDE, 114502-BLK, 114502-FDE, 114563-BLK, 114563-FDE, 110096-BLK, 110096-FDE, 114619-BLK, 114619-FDE, 114510-BLK, 114510-FDE, 114613-BLK, 114613-FDE, 114617-BLK, 114617-FDE, 114500-BLK, 114500-FDE, 110071-BLK, 110071-FDE, 114593-BLK, 114593-FDE, 114508-BLK, 114508-FDE, 110098-BLK, 110098-FDE, 115017-BLK, 115017-FDE, 115019-BLK, 115019-FDE, 115020-BLK, 115020-FDE, 115029-BLK, 115029-FDE, 115031-BLK, 115031-FDE, 115032-BLK, 115032-FDE, 114915-BLK, 114915-FDE, 114917-BLK, 114917-FDE, 114918-BLK, 114918-FDE, 115025-BLK, 115025-FDE, 115027-BLK, 115027-FDE, 115028-BLK, 115028-FDE, 114645-BLK, 114645-FDE, 114647-BLK, 14647-FDE, 114648-BLK, 114648-FDE, 115033-BLK, 115033-FDE, 115035-BLK, 115035-FDE, 115036-BLK, 115036-FDE, 114633-BLK, 114633-FDE, 114635-BLK, 114635-FDE, 114636-BLK, 114636-FDE, 115041-BLK, 115041-FDE, 115043-BLK, 115043-FDE, 115044-BLK, 115044-FDE,114911-BLK, 114911-FDE, 114913-BLK, 114913-FDE, 114914-BLK, 114914-FDE, 114641-FDE, 114641-BLK, 114643-BLK, 114643-FDE, 114644-BLK, 114644-FDE, 115013-BLK, 115013-FDE, 115015-BLK, 115015-FDE, 115016-BLK, 115016-FDE, 115045-BLK, 115045-FDE, 115047-BLK, 115047-FDE, 115048-BLK, 115048-FDE, 115021-BLK, 115021-FDE, 115023-BLK, 115023-FDE, 115024-BLK, 115024-FDE, 115037-BLK, 115037-FDE, 115039-BLK, 115039-FDE, 115040-BLK, 115040-FDE, 114637-BLK, 114637-FDE, 114639-BLK, 114639-FDE, 114640-BLK, 114640-FDE, 110097-BLK, 110097-FDE