RS PRO RS PRO Brass Pipe Fitting, Straight Threaded Reducer, Male 1/4in to Female 1/8in Part: 176-1019

Brass reducer fitting steps down between different pipe diameters.

RS PRO RS PRO Threaded Fitting, Straight Reducer Part: 231-2529

Brass straight reducer fitting for connecting different sized threaded pipes.

ABB ABB Reducer, Hose Adapter, 50mm Nominal Size, M50, Nickel Plated Brass, Metallic Part: 7TCA297130R0309

Brass 50mm conduit reducer for joining different diameter cable tubes.

RS PRO RS PRO Threaded Fitting, Straight Reducer Part: 231-2528

Brass fitting that reduces pipe diameter when connecting two different sized threads.

Legris Legris Brass Pipe Fitting, Straight Push Fit Reducer, Male BSPP 1/2in to Female BSPP 3/8in Part: 0178 21 17

Brass straight reducer fitting for connecting smaller diameter pipes in plumbing systems.

Legris Legris Brass Pipe Fitting, Straight Push Fit Reducer, Male 3/4in BSPP 3/8in Part: 0905 17 27

Brass push-fit reducer connector for joining different diameter pipes in plumbing systems.