The Phase 5 Hex-2 is an AR type Buffer Tube that starts with a hexagonal shape and the rear most portion is round. This tube was specifically designed this way to utilize the SB Tactical Pistol Stabilizing Braces that can accept a 1.2" round buffer tube (Not compatible with adjustable type braces like the SBA3/SBA4/PDW). The Hex-2 is a heavy-duty USA certified 7075 T7 billet aluminum buffer tube with the versatility to use the 3.5" Phase 5 nitrile Foam Pad (included) or a SB Tactical Pistol Stabilizing brace (sold separately). The Phase 5 Hex-2 Buffer Tube is a perfect component for any AR pistol build. The Hex-2-C Complete Package includes- Hex-2 buffer tube, castle nut, end plate, foam pad, carbine buffer and Phase 5 Enhanced buffer spring.

• Type: Buffer Assembly
• Firearm Type: Hex-2
• Finish: Aluminum
• Rails: Black

*Item must be returned in unused condition and in the original manufacturer's packaging (if applicable). If an item arrives non-defective and accurate to its description, this guarantee does not apply and returns will not be organized in those situations. Please confirm compatibility and specifications with us regarding item Phase 5 Weapon Systems Hex-2 Buffer Tube before purchasing if you are unsure.