Banner Frame T-Connector ― item# 63238 | Marching Band, Color Guard, Percussion, Parade | Band Shoppe
Poles
Amazon.com: 4 PCS 34inch Shelving Connectors, Threaded Pole Connectors, Shelving Post Coupler for Extending Wire Rack Shelving, None, Compatible with 34inch Poles : Home & Kitchen
Single-pole industrial connectors
Garden HighPro Tent Pole Connector Packs - Online Hydroponics Shop
4, 16, 24, 32, 48 pole connector with PE or 4+5 pole connector without PE
POLE FITTINGS
New range of Round Tube & Flexi Tent Pole Connectors Nautical Sports | Nautical Sports
SPPC-PWL Single Pole Power Connectors - Radiall | Mouser
5Pcs Tent Pole Connector Angled Pole 7.9mm 8.5 9.5mm 11mm Fiberglass Tent Pole | eBay