The FUPA#12 is the most economic cup on the market today. The inside diameter measuring .750 of an inch this cup uses only 12-30CFH of argon and covers brilliantly the whole way through . WITH COVER
Packet contents (2x #12 FUPA cups, 1x Titanium cover, 1x Spare Diffuser, 3x Viton O-rings, Instruction sheet)