4" Heavy Duty No Hub Coupling Extension Pieces Install two or three No

Install two or three No

material:   Galvanized Iron connection:   Threaded Thread Type:   Male Features:   Meets or exceeds all applicable ASTM and ANSI standards   100% pressure tested before leaving the factory

material:   Brass - Lead Free connection:   Threaded Thread Type:   Female Features:   Meets or exceeds all applicable ANSI standards   100% pressure tested before leaving the factory

The threads have an accurate form

This sophisticated chemical analysis is complemented by rigorous quality control of incoming raw materials and iron processing

4" Heavy Duty No Hub Coupling Extension Pieces Install two or three NoHeavy Duty Installs at 80 pounds Has 5 16" hex head screws Conforms to ASTM C1540