Free ground shipping on every contiguous U.S. order · Ships within 1 business day after payment/verification · Upgraded shipping processed same business day when ordered by 9:30 AM ET
Click the image to open it full size. Additional supplier images appear when available.
Why customers choose this item
✓MBA3 stock kit 308
✓Fits AR10 platform
✓Includes buffer assembly
✓Includes buffer spring
✓Adjustable cheek piece
✓Carbine stock kit
Product highlights
Complete stock kit including MBA-3 and .308 buffer assembly components
Includes mil-spec carbine buffer tube, .308 buffer, and recoil spring
Also includes latch plate and castle nut for installation
Designed for AR-10 lower receiver compatibility
Adjustable cheek piece, length of pull, and butt plate
Provides full stock and buffer system for .308 carbine builds
Product description
The Luth-AR MBA-3 Stock With Buffer Assembly .308 Mil-Spec is a carbine stock kit designed for AR-10 rifles using a Mil-Spec diameter buffer tube system. This adjustable carbine stock kit provides a complete rear assembly including buffer tube, spring, and .308 buffer. The Luth-AR MBA-3 Stock With Buffer Assembly fits AR-10 platforms chambered in .308/7.62.
The Luth-AR MBA-3 stock kit includes a Mil-Spec carbine buffer tube, .308 recoil buffer, recoil spring, latch plate, and castle nut. It features an adjustable cheek rest, adjustable length of pull, and a 3-axis adjustable butt plate. Constructed from glass filled nylon, the stock includes multiple sling attachment points and a rear Picatinny rail for monopod use. This stock kit is used for AR-10 builds requiring a complete adjustable stock assembly. In typical setups, it is used for range use where adjustability and full system compatibility are required.
Volume pricing for business and agency buyers, plus free ground shipping on most continental U.S. orders.
Business & agency accounts
Bulk discounts
Volume pricing, dedicated account management, ACH payment options, and special sourcing for businesses, agencies, law enforcement, and first responders.