Key Feature

• Metal Construction Airsoft Picatinny Rail Base Adapter
• Able to Mount on The 18mm Diameter Airsoft Outer Barrel
• 20mm Picatinny Rail on Top
  
• Design For Attach The RunCam Camera on Your Airsoft Rifle (With Picatinny Mounting)
• Also can Attach Most 20mm Picatinny Rail Attachment