Mil-Spec 3-Piece Optional Buffer Combo AR-15 6 Position Buffer Tube and Castle Nut Black

The Mil-Spec 3-Piece Optional Buffer Combo pairs a mil-spec heavy-duty AR-15 6 position buffer tube with an AR-15 carbine castle nut and an optional buffer selection. One buffer tube and one castle nut are included. The optional buffer lets the buyer choose the buffer that suits their build. Together, these parts cover the buffer tube, castle nut, and buffer for the rear of an AR-15 in one purchase.

Key Features

• Mil-spec heavy-duty AR-15 6 position buffer tube, quantity 1
• AR-15 carbine castle nut, quantity 1
• Optional buffer selection
• 3-piece combo
• Black color
• AR-15 platform

Perfect For

• AR-15 builders who want the buffer tube, castle nut, and buffer together in one purchase
• Owners who want to choose their own buffer weight
• Builders replacing a worn buffer tube and castle nut at the same time

Mil-Spec 6 Position Buffer Tube

The combo includes a mil-spec heavy-duty AR-15 6 position buffer tube. Its mil-spec diameter keeps it compatible with mil-spec carbine stocks. The 6 position design gives a compatible stock six length settings. One buffer tube is included.

Carbine Castle Nut and Optional Buffer

The combo includes an AR-15 carbine castle nut. The castle nut is part of the rear hardware at the back of the lower receiver. The optional buffer lets the buyer pick the buffer that matches their build. An end plate and recoil spring are not part of this combo.

Follow safe handling and manufacturer instructions.

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

Verify compatibility with your lower receiver and stock before use.

End plate and recoil spring not included.