Army Force Metal 40mm Grenade Launcher (DE) Net-Weight-(g)_3294 Suitable for WE Glock/ M&P/

Suitable for WE Glock/ M&P/ TT-33/ M9 Series Airsoft Gas Blow Back GBB Pistol Magazine

With 20mm Picatinny Rail for install your Scope / RDS

and then you can mount a flashlight

LCT LC-3 RS Handguard (LC038)

Tokyo Marui MP5 Mount Base for MP5 NGRS AEG Series

Army Force Metal 40mm Grenade Launcher (DE) Net-Weight-(g)_3294 Suitable for WE Glock/ M&P/Army Force Metal 40mm Grenade Launcher (DE)Aluminum Construction Airsoft Grenade LauncherFit to Mount on 20mm Picatinny Rail System Handguard Utilize standard 40mm BB Shower such as Pro Arms, G&P, King Arms, Mosquito, Classic Army Cartridge (Cartridge Not Included)20mm Rail on Both