1/4"x1/2"m adapter. Male iron pipe end. Brass push fitting. UPC, IAPMO, and NSF-61 certified and approved. The fitting can be used with copper, PEX, and CPVC and is rated at 200 F., 200 P.S.I. It is made of 1-piece DZR brass. Fittings can be buried and placed behind drywall. Fittings are removeable and reuseable. Product is individually bagged. Manufactured to include no more than 0.25% weighted average lead content on wetted surfaces. 1/4" x 1/2"