Polypropylene Reducing Coupling - High-Quality PP Pipe Fitting for Plumbing & Irrigation Systems | Perfect for Water Supply, Drainage & Industrial Applications

Rubber Corrugated Washer Set - 1-1/4" & 2" (32mm & 50mm) - Heavy Duty Sealing Gaskets for Plumbing, Automotive & Industrial Applications" （注：修正了"Corrugated"拼写错误，添加了尺寸的规范写法，补充了产品用途关键词，并增加了使用场景说明）

Rubber Corrugated Washer Set (1/2" & 1") - 15mm & 25mm Heavy Duty Sealing Washers for Plumbing, Automotive & DIY Projects

Black Rubber Washer for Hansen Tank Fittings - Durable Seal for Plumbing, Hydraulic Systems & Industrial Applications

Threaded Poly Coupling - High-Quality Plastic Pipe Fittings for Secure Water & Gas Connections - Ideal for Plumbing, Irrigation & DIY Home Projects

Threaded Elbow MF Fitting for Articulating Riser - Heavy Duty Brass Plumbing Connector for Water & Gas Lines - Perfect for Industrial, Commercial & Home Plumbing Projects

Threaded Poly Coupling - Heavy Duty PVC Pipe Fittings for Plumbing & Irrigation Systems - Perfect for Home DIY, Garden Watering & Industrial Applications

Stainless Steel Threaded Elbow MF Fitting for Artic Risers - Heavy Duty Plumbing & Hydraulic Systems - Perfect for Industrial, Marine & Construction Use