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						| Part # | Hole Dia: | Cup Dia: | 
| AR CW5 | 7/16" | 11/16" | 
| AR CW6 | 17/32" | 1-1/32" | 
| AR CW7/8/9 | 21/32" | 1-1/32" | 
| AR CW10/12 | 25/32" | 1-11/32" | 
Alexander Roberts Stem Ball cups
These fittings match the Alexander-Roberts stainless steel Stem Balls, which are designed for machine swaging.