Comparison : Item # 1317-44-653LF, 1/2" MPT Lead Free Cored Square Head Plug Bronze
Item # 1317-44-654LF, 3/4" MPT Lead Free Cored Square Head Plug Bronze
Item # 1317-44-655LF, 1" MPT Lead Free Cored Square Head Plug Bronze
Item # 1317-44-656LF, 1-1/4" MPT Lead Free Cored Square Head Plug Bronze
Item # 1317-44-657LF, 1-1/2" MPT Lead Free Cored Square Head Plug Bronze