PATIKIL 1-5/8" Copper End Cap with 1/4" Hole, 5 Pcs Pipe Fitting Sweat Plug Connection for Water Pipe Plumbing, HVAC, Refrigeration System - Amazon.com
10 pcs 1" COPPER CAP COPPER PIPE END CAP (FITS 1-1/8" OD COPPER PIPE) - Simpson Advanced Chiropractic & Medical Center
Domed End Cap - Sunset Copper - 2" OD
1pcs 7/8 Inch ID Copper Pipe Fitting End Cap Sweat Plug Solder Connection | eBay
3/4" Copper End Cap (Pack of 10pcs.) - Amazon.com
4pcs Copper End Cap Pipe Fitting Sweat Plug Connection 9.52mm ID HVAC Plumbing - Bed Bath & Beyond - 36693702
Everbilt 1/2 in. Copper Pressure Tube Cap Fitting C617HD12 - The Home Depot