Choose from our selection of reducers, including metal pipe and pipe fittings, plastic pipe and pipe fittings, and more. In stock and ready to ship.

Choose from our selection of thread reducers, including thread adapters, stainless steel pipe and pipe fittings, and more. In stock and ready to ship.

Choose from our selection of box reducers in a wide range of styles and sizes. In stock and ready to ship.

Choose from our selection of socket reducers, including socket adapters and extensions, impact socket adapters and extensions, and more. In stock and ready to ship.

Choose from our selection of duct reducers, including standard duct and fittings, quick-disconnect duct and fittings, and more. In stock and ready to ship.

McMaster-Carr is the complete source for your plant with over 700,000 products. 98% of products ordered ship from stock and deliver same or next day.

Choose from our selection of vacuum cleaner fittings, including wet/dry vacuum hose reducers, miniature vacuum attachment kits, and more. In stock and ready to ship.

Choose from our selection of 2.5 pipe size reducers, including over 7,900 products in a wide range of styles and sizes. In stock and ready to ship.

Choose from our selection of motor reducers, including right-angle speed reducers, plug-in shafts, and more. In stock and ready to ship.

Choose from our selection of bell pipe reducers, including iron and steel pipe and pipe fittings, stainless steel pipe and pipe fittings, and more. In stock and ready to ship.