Bravo Company MFG MK2 Buffer Mod 1 - T4 7.4oz. To use any other component not specifically developed to function with the MK2 MOD1 Intermediate Buffer can cause damage to the weapon and possibly injure the operator. Specifications for Bravo Company MFG MK2 Buffer Mod 1 Intermediate Length BUFFER ONLY: Manufacturer: Bravo Company MFG Color: Black Fabric/Material: 7075-T6 Aluminum Gun Make: AR Platform Gun Model: AR-15 Length: Intermediate Features of Bravo Company MFG MK2 Buffer Mod 1 Intermediate Length BUFFER ONLY Lessens felt recoil without compromising reliability Provides a more consistent carrier velocity which can aid in accuracy reliability over conventional carbine buffer system Increased internal counterweight travel reduces bolt bounce Uses a M16A4 rifle spring with more spring coils than M4 carbine increases consistency and widens operating envelope Internal spring to reduce noise of counter weight shifting and ensure more consistent weight placement Made of 7075T6 aluminum hard coat anodized for lasting endurance. Comprised of Mil-Spec components Package Contents: Bravo Company MFG MK2 Buffer Mod 1 Intermediate Length BUFFER ONLY What firearm models does the manufacturer say Bravo Company MFG MK2 Buffer Mod 1 Intermediate Length BUFFER ONLY is compatible with? The manufacturer says that Bravo Company MFG MK2 Buffer Mod 1 Intermediate Length BUFFER ONLY is compatible with AR-15Bravo Company MFG BCM-BFMK2-M1-T4: MK2 Buffer Mod 1 - T4 7.4oz