• Bore-Up Cylinder Set for MP5-A4/A5/SD5/SD6 (CA Type) - Modify Airsoft parts
    Array

SPECIFICATION

Material Bore-Up Piston Head: Polycarbonate Outer Diameter Bore-Up Air Seal Nozzle: POM
Material Bore-Up Cylinder Head: Aluminum alloy Material Bore-Up Cylinder: Brass