FDE M4-Style Adjustable LR-308 / AR-10 Carbine Stock Kit with 6-Position Buffer Tube, 3.76 oz. Buffer, Extra Power Recoil Spring, End Plate & Castle Nut

FDE M4-Style Adjustable LR-308 AR-10 Carbine Stock Kit with 6 Position Buffer Tube, 3.76 oz Buffer, Extra Power Spring, End Plate, and Castle Nut

This FDE M4-Style Adjustable LR-308 AR-10 Carbine Stock Kit covers the stock, buffer tube, buffer, recoil spring, and rear hardware for LR-308 and AR-10 pattern platforms using compatible carbine buffer systems. It pairs an FDE M4-style 6 position collapsible buttstock with a black mil-spec 6 position carbine buffer tube. A Davidson Defense LR-308 collapsible stock buffer at 3.76 oz and an AR-10 carbine extra power buffer spring round out the buffer components. A US Tactical mil-spec receiver end plate and a Davidson Defense mil-spec carbine castle nut complete the rear hardware set.

Key Features

• FDE M4-style collapsible carbine buttstock
• 6 position adjustable stock with spring-loaded position adjustment lever
• Reinforced polymer stock
• Integrated rear sling loop
• Textured rear buttplate and upper cheek weld surface
• Mil-spec 6 position carbine receiver extension, heavy-duty 6061 aluminum, black Type II anodized
• 1.145 inch outer diameter, 1 inch inner diameter, 7.15 inch length, 3.8 oz tube weight
• Davidson Defense LR-308 collapsible stock buffer, 3.76 oz
• AR-10 carbine extra power buffer spring, 17-7 stainless steel, made in the USA
• US Tactical AR-15 M16 mil-spec receiver end plate
• Davidson Defense AR-15 mil-spec carbine castle nut, black
• LR-308 and AR-10 pattern platform compatibility

Perfect For

• LR-308 and AR-10 builders who want the stock, buffer system, and rear hardware together in one purchase
• Builders who want an FDE stock to match an earth tone .308 build
• AR-10 owners moving from a fixed rifle stock to a collapsible carbine setup

FDE M4-Style 6 Position Carbine Stock

The stock is a traditional M4-style collapsible carbine buttstock in FDE. It is made from reinforced polymer with 6 adjustment positions set by a spring-loaded position adjustment lever. An integrated rear sling loop gives the stock a built in sling point. A textured rear buttplate and an upper cheek weld surface round out the stock.

Mil-Spec 6 Position Carbine Buffer Tube

The buffer tube is a mil-spec 6 position carbine receiver extension made from heavy-duty 6061 aluminum. It carries a black Type II anodized finish. The tube measures 1.145 inches outer diameter, 1 inch inner diameter, and 7.15 inches long, and weighs 3.8 oz. Its mil-spec diameter matches the included M4-style stock.

Davidson Defense LR-308 Buffer and Extra Power Spring

The kit includes a Davidson Defense LR-308 collapsible stock buffer weighing 3.76 oz. An AR-10 carbine extra power buffer spring is included alongside it. The spring is made from 17-7 stainless steel and made in the USA. The buffer and spring make up the core buffer components of the kit for LR-308 and AR-10 builds.

US Tactical End Plate and Davidson Defense Castle Nut

The kit includes a US Tactical AR-15 M16 mil-spec receiver end plate. A Davidson Defense AR-15 mil-spec carbine castle nut in black is also included. These two parts make up the rear hardware at the back of the lower receiver. With them, the kit covers everything from the stock to the rear hardware in one box.

Follow safe handling and manufacturer instructions.

Ensure compliance with all applicable federal, state, and local laws.

Verify compatibility with your lower receiver and bolt carrier group before use.

Inspect all components before use.