1/8" x 7-1/2" Black Pipe Nipple Swivel Elbows material: Black Malleable Iron connection:

material:   Black Malleable Iron connection:   Threaded Thread Type:   Female

Connection: Threaded

These copper crimp fittings are crimped onto the PEX tubing with a crimping tool and are compatible with any PEX tubing

From this iron

material:   Galvanized Steel connection:   Threaded Thread Type:   Female Features:   Meets or exceeds all applicable ASTM and ANSI standards   100% pressure tested before leaving the factory   Schedule 80 - 300 psi

1/8" x 7-1/2" Black Pipe Nipple Swivel Elbows material: Black Malleable Iron connection:material: Black Steel connection: Threaded Thread Type: Male Features: Meets or exceeds all applicable ASTM and ANSI standards Made in The U. S. A.