BullGear CNC Aluminum Version 2 8mm Gearbox w/ QSC Spring System for M4/M16 Airsoft AEG Rifle

Features

• Durable, precision-machined CNC aluminum construction
• QSC (Quick Spring Change) system allows for rapid spring swaps without having to disassemble gearbox
• Includes spring guide with your gearbox
• Compatible with Gate TITAN MOSFET modules out of the box
• Designed for use with 8mm bearings

Manufacturer: BullGear

Specifications:

Compatibility: Tokyo Marui, G&P, Matrix and Other Compatible M4 / M16 Series Airsoft AEG Rifles (Modification may be required depending on brand and model)
Material: Precision CNC-Machined Aluminum
Package Includes: Gearbox Shell, Spring Guide

Disclaimer: Please use discretion when installing custom parts as fit and compatibility may vary. Some modification may be required. Professional installation recommended.