Full Tune Up Kit for M4 (M120 Original Set)

This kit contains these parts:

Nozzle: [DF-CPN05p]
Cylinder Head: [DF-CPC01]
Cylinder: [DF-CPC15]
Piston Head: [DF-CPP14a]
Piston: [DF-CPP19]
Spring: [DF-CPS01]
Spring Guide: [DF-CPO05]
Bushing: [DF-CPO16]
Tappet Plate: [DF-CPO33]