Chain Link 2 1/2" Die-Cast Aluminum External Acorn Post Cap (Fits 2 3/8" OD) Chain link Acorn Pipe Post Cap - Chain Link Fencing Acorn Post Caps - Chain Link Fittings | Chain Link Fittings
Cast aluminum, steel pipe fittings, enhanced tee, three screws, three rectangular plane, DN32MM, handrail fittings - Amazon.com
Aluminum 1 3/8" (Fits 1 3/8" OD Actual) External Fitting Post Dome Cap | Aluminum Chain Link Fittings