The KNS Compact AR/MCX Stock Adapter provides the versatility of AR/MCX adapters without the added rail length. Designed to fit snugly into the rear AR15 receiver stock plate pocket, this adapter allows users to attach picatinny-style stocks, such as the SIG MPX folding stock or SB Tactical FS1913 brace, in place of a traditional AR15 buffer tube. It's an ideal solution for firearms that do not require a buffer tube for their operation, enabling a modular approach to stock and accessory attachment. Crafted from durable materials, the kit includes two parts and a securing bolt, ensuring a reliable connection. Please note that this adapter is not suitable for standard AR15 lowers and certain firearm models like the 10/22 Charger. Intended Use: This adapter is designed for custom builds and tactical applications. Key Benefits: Enables the use of modern stock options without traditional buffer tube constraints. Key Features: - Compact design for enhanced versatility - Compatible with picatinny-style stocks and braces - Easy installation with included attaching hardware - Specifically engineered for AR/MCX applications only Summary: The KNS Compact AR/MCX Stock Adapter is perfect for those looking to enhance their firearm's adaptability while maintaining a sleek profile, making it an excellent choice for custom builds and tactical setups.