M4A1 GEN8 MULTI UPGRADE PACK 'UPGRADE 1' + 'HULK UPGRADE' + BEARINGS + SHIM KIT

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  • $124.00
  • Regular price $149.00


NOW COMES WITH HEAVY RETURN SPRING

M4A1 GEN8 MULTI UPGRADE PACK

INCLUDES:

UPGRADE PACK 1 (1.3mm SPRING, BEAST ADC HOPUP, ALLOY BARREL,T-PIECE)

HULK UPGRADE (UPGRADED 460 MOTOR, FULL METAL GEAR SET, UPGRADED PISTON + O'RING)

HEAVY RETURN SPRING

BEARING X 6

SHIM KIT

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