3" x 1/2" 150# 316 Stainless Steel Cast Threaded Reducing Coupling Heavy size_2-1/8" One tool for all size:

One tool for all size: pex stainless steel clamps: 3/8"

This feature also protects the fitting threads from damage during handling

These stainless steel PEX clamp fittings are made to put onto the PEX tubing with a clamping tool and are compatible with any PEX tubing to make a secure connection

and Vent Pipe

Material:    Copper Connection:    Sweat Features:    DWV    Made in the USA    Lightweight and Strong    IAPMO approved    ANSI approved

3" x 1/2" 150# 316 Stainless Steel Cast Threaded Reducing Coupling Heavy size_2-1/8" One tool for all size:material: Stainless Steel connection: Threaded Features: Stainless castings conform to ASTM A351 NPT threads conform to ASME B1. 20. 1 Manufacturing facility is ISO 9001: 2008 Fittings meet applicable chemical & physical properties