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    We Ship Fast!

    Order by 1PM CST for Same Day Shipping (Mon-Fri)

    The perfect kit for your next build - at a price that can't be beat.

    This Mil-Spec AR-15 Buffer Tube Kit includes the 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:

    • 6 position Mil-Spec buffer tube
    • 3oz carbine recoil buffer with T6 anodized aluminum body
    • Steel Buffer Spring
    • Steel castle nut
    • Steel end plate

    Specifications:

    • 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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    Customer Reviews

    Based on 5 reviews
    80%
    (4)
    20%
    (1)
    0%
    (0)
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    J
    J.J.
    Smiling Customer

    My second order(for sure not my last). Totally impressed with the quality, maching is impeccable and finish is outstanding ! Speedy Del.

    R
    R.W.
    Quality Buffer Tube Kit

    Installed without issue, buffer spring, buffer tube, buffer, back plate, and castle but were quality components. I would recommend to anyone building their own rifle. I would purchase again in a heartbeat.

    M
    M.W.
    Great product

    Shipped fast, for perfect. Looks good. What more can I say? Fits, functions and all at a great price.

    M
    M.
    Just as advertised

    Great parts fast shipping good price what more can you ask for.

    J
    J.K.
    Quality Mil-Spec Parts

    Good Quality. Nice finish. Went on easy.