JMac Customs AB-8R Arm Bar with Folding Buttplate for 4.5mm Folding AKs 8in Black 8 in. (A)rm(B)ar(9)inch(R)ise + AB-BA Brace Adapter + our 1913 Folding Mech (not assembled) Lightweight and Rigid Modular Design - Brace/Stock with many mounting options Integrated QD Sling Socket 9'' Length 7075 T6 Aluminum Hard-Coat Anodized This adapter mounts to the end of our AB (Arm Bar) and allows you to install braces like the TailHook from Gear Head Works Anti-Rotational design 7075 T6 Aluminum Type 3 Hard-coat Anodize Includes AB-BA Socket Head Screw AB-BA Anti-Rotation Pin JMac 1913 folding mechanism. Installing a stock on your pistol makes it an SBR. You are responsible for knowing and following your local/state/federal laws JMac Customs LLC is not responsible for the end users misuse of our products. Specifications for JMac Customs AB-8R Arm Bar w/ Folding Buttplate for 4.5mm Folding AKs: Manufacturer: JMac Customs Gun Make: Kalashnikov Color: Black Finish: Hard Coat Anodized Weight: 2.78 oz 2.8 oz Fabric/Material: 7075-T6 Aluminum Length: 8 in Fit: AK Number of Sling Points: 2 Included Accessories: Standard Condition: New Features of JMac Customs AB-8R Arm Bar w/ Folding Buttplate for 4.5mm Folding AKs 2 QD Sling points Drilled and Tapped for Cheek Risers Package Contents: JMac Customs AB-8R Arm Bar w/ Folding Buttplate for 4.5mm Folding AKs JMac Customs AB-8R+AB-FB+SM-4.5: AB-8R Arm Bar with Folding Buttplate for 4.5mm Folding AKs 8in Black 8 in