Amazon.com: 1" PVC Pipe End Cap Fittings 10-Pack, PVC Fitting Connector for Building Furniture, DIY PVC Corner Fitting, Elbow Fitting for PVC Pipe Connections, Pool Products, Greenhouse, Shed and Tent Connection :
PVC Pipeworks 1-1/2-in Schedule 40 PVC Cap in Blue (10-Pack) in the PVC Pipe & Fittings department at Lowes.com
End Cap Plain, 250 mm, 10" Inch, HW, Agriculture PVC Fittings
Plastic Supply PVCCA10 PVC Plain End Cap, 10" Dia, 10-3/4" Socket ID: Industrial Hvac Components: Amazon.com: Tools & Home Improvement
Charlotte Pipe 10-in PVC DWV Cap at Lowes.com
Formufit 1-1/2 in. Furniture Grade PVC Table Screw Cap in White (10-Pack) F112ECT-WH-10 - The Home Depot
FangKingNo 10pcs 1/2" White PVC Pipe End Cap Plug Adapter Pipe Fittings Slip (Socket) SCH40 Easy to Install, and High Tensile for Home or Industrial Use -10 Pack (0.5 Inch) - Amazon.com
Plastic Supply PVCCA10 PVC Plain End Cap, 10" Dia, 10-3/4" Socket ID: Industrial Hvac Components: Amazon.com: Tools & Home Improvement