Modify Bore Up Air Seal Nozzle

Features: AddedO-ring which allows for good airflow. Made of high grade POM, which features its oilless for an improving durability Modify Bore-Up Air Seal Nozzle for AK Series (GU-08-04)(4713072162458) Modify Bore-Up Air Seal Nozzle for DSR Series (GU-08-05)(4713072162465) Modify Bore-Up Air Seal Nozzle for M16 Series (GU-08-11)(4713072162526) Modify Bore-Up Air Seal Nozzle for SG Series (GU-08-03)(4713072162441) Modify Bore-Up Air Seal Nozzle for SM Series (GU-08-08)(4713072162496)