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JB Unicorn M120 Upgrade/Tune Up Kit for AK47 & 74 AEG
Reference PY: PY-A-8091
JB Unicorn M120 Upgrade/Tune Up Kit for AK47 & 74 AEG
Includes:
M120 Spring Reinforced Piston Metal Spring Guide with Bearing Aluminum Air Nozzle Full Cylinder Aluminum Cylinder Head and Piston Head.