Alwitcospan各類高壓槍口制退器器的機型最主要有: P01 316001 1/8" NPT P02 316002 1/4" NPT P00 316000 3/8" NPT P05 316005 1/2" NPT P07 316007 3/4" NPT P10 316010 1" NPT P12 316012 1-1/4" NPT P15 316015 1-1/2" NPT P20 316020 2" NPT P01 326001 1/8" BSPT P02 326002 1/4" BSPT P00 326000 3/8" BSPT P05 326005 1/2" BSPT P07 326007 3/4" BSPT P10 326010 1" BSPT P12 326012 1-1/4" BSPT P15 326015 1-1/2" BSPT P20 326020 2" BSPT P30 316030 3" NPT P40 316040 4" NPT P60 316060 6" NPT P30 326030 3" BSPT P40 326040 4" BSPT P60 326060 6" BSPT