Don't risk downtime waiting for a replacement part! Dillon Precision Spare Parts Kits keep your machine running without waiting for replacement parts to arrive in the mail. This kit includes the following items:1 550 Brass Tip Set Screw1 550 Index Ball1 550 Index Ball Spring1 Seating Punch (Small)1 Seating Punch (Large)1 550 Primer Cup Spring1 550 Slide Return Spring1 Cartridge Spring, 1 Bellcrank Cube2 Magazine Orifices (small)2 Magazine Orifices (large2 Pickup Tube Tips (Large, Green tips)2 Pickup Tube Tips (Small, Yellow Tips)2 pickup tube retaining Clips1 Failsafe Shoulder Washer1 Tinnerman Insert4 Locator Pins(one each #s 1,2,3,4)1 primer cup (small)1 primer cup (large)1 ejector wire1 toolhead pin1 dispensing tip (Large)1 dispensing tip (Small) , spacer bar retaining plug