Amazon.com : Fdit 10Pcs 16mm to 4/7 Garden Lock Barbed Garden Connector Tee Connector for PE Hose Garden Irrigation : Patio, Lawn & Garden
Pipe Fitting PPFT14335 Fast Joint Elbow Plastic PE Pipe Fittings Blue Cap Fast Joint 16mm 20mm 25mm 32mm 40mm 50mm 63mm - (Black/20mm) - - Amazon.com
Pipe Fittings - 10~100pcs 16~20mm Gaskets Garden Irrigation Sealing Apron PE Pipe Connector Seal Ring Leak-Proof Watering Kits Rubber Pad Washer (100pcs 16mm (Black)) - - Amazon.com
Amazon.com : Kalolary 100 Pieces Drip Irrigation Fittings Kit Drip Irrigation Connectors for 16mm PE Tubing, Included 20 Tees, 20 Elbows, 20 Couplings, 20 End Cap Plugs, 20 Straight Barbs Drip Irrigation Parts : Patio, Lawn & Garden
Amazon.com : Okuyonic 16mm to 4/7 Connector, High Stability Barbed Tee Leakproof PE for Greenhouses for Hose Connection : Patio, Lawn & Garden
Globe Scientific 118115Y Polyethylene Universal Snap Cap for 12mm, 13mm and 16mm Test Tubes, Yellow (Pack of 1000): Science Lab Cap Plugs: Amazon.com: Industrial & Scientific
Amazon.com : ZXCVB 16mm Pipe Water Control L Shaped Valve Greenhouse Drip Irrigation Watering Gardening PE Pipe Tube Switch Waterstop Connectors : Patio, Lawn & Garden