The Maruyama MP9 Folding Stock Adapter is a precision-engineered CNC aluminum end cap that replaces the factory rear plate on the receiver. It features a three-slot Picatinny rail (M1913/20mm), allowing users to attach any compatible folding stock for enhanced modularity and maneuverability. A built-in sling socket at the base provides a practical attachment point for single or two-point sling setups. This adapter combines rugged durability with streamlined functionality, transforming the MP9 into a highly adaptable platform for any airsoft scenario.

Key Features

• Precision machined from durable CNC aluminum for a lightweight, rattle-free fit

• Installs directly onto the rear of the MP9 receiver, replacing the factory end cap

• Features a 3-slot Picatinny rail (M1913/20mm standard) for attaching a wide range of compatible folding stocks

• Greatly enhances weapon modularity and maneuverability, especially in CQB environments

• Includes a built-in sling socket at the base for easy single?point or two?point sling attachment

• Offers a rugged, low?profile solution that upgrades both functionality and versatility without adding unnecessary bulk