3/4 in. PVC Table Screw Cap (Box of 100) — FORMUFIT Direct
Amazon.com: 20PACK 3/4 Inch Female PVC Pipe End Cap 3/4 Inch Female Threaded Plug Adapter, SCH 40 PVC Pipe threaded Cap Fitting 3/4" PVC Pipe Female Plug Socket for Plumbing Water Line,
Charlotte Pipe 3/4 In. Schedule 40 Pressure Slip PVC Cap | Hammond Hardware
Charlotte Pipe 30167 3/4 Inch White PVC Cap Threaded Female: PVC Schedule 40 Caps (611942073030-2)