Pro-Arms Tritium Steel Suppressor Sight for Marui Model 17 Gen 3 / Gen 4 GBB Pistol

Pro-Arms Tritium Steel Suppressor Sight for Marui Model 17 Gen 3 / Gen 4 GBB Pistol Steel Construction Include Front & Rear Sight Used in low light or dark situations Suitable For Tokyo Marui Model 17 Gen3/ Gen4 Series Airsoft Gas Blow Back GBB Pistol