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This buttstock kit combines a Mil-Spec stock and buffer tube with all the needed parts to complete your build.
This Mil-Spec Buttstock AR-15 Buttstock Kit includes the buttstock, buffer tube, castle nut, lock plate, 3oz carbine recoil buffer and recoil spring. All parts are designed for easy assembly and compatibility with all your other AR-15 components.
Backed by the AT3 Lifetime Warranty
Included in the kit:
- Mil-spec retractable carbine stock with sling loop
- 6 position Mil-Spec buffer tube
- 3oz carbine recoil buffer with T6 anodized aluminum body
- Steel Buffer Spring
- Steel castle nut
- Steel end plate
- Buttstock: Buffer Tube Diameter: 1.146" (Mil Spec)
- Buffer Tube Length: 7 1/4"
- Buffer Tube Thread type: 1 3/16-16 UN-3B SPECIAL
- Buffer Tube Material: 6061-T6 Aluminum
- Buffer Tube Finish: Black Anodized
- Spring Type: Carbine length, black coated
- Castle nut type: Steel with phosphate coating
- End plate type: Steel with phosphate coating
- Recoil spring type: Steel
- Buffer type: 3oz weight, carbine style
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