Full Tune Up Kit for SIG 550 (M100 Original cylinder/Enlarged Nozzle Set)

This kit contains these parts:

• Bushing: [DF-CPO15]
• Cylinder: [DF-CPC11]
• Cylinder Head: [DF-CPC05]
• Nozzle: [DF-CPN22p]
• Piston: [DF-CPP19]
• Piston Head: [DF-CPP14a]
• Spring: [DF-CPS05]
• Spring Guide: [DF-CPO06]
• Tappet Plate: [DF-CPO31]