5000~7500n:

cu740-6;cu740-10;cu740-16;cu740-25;cu740-32;cu740-40;

cu740-50同等替换贝贝康bkj7.5型氮气弹簧

x500-10;x500-13;x500-16;x500-19;x500-25;x500-32;x500-35;x500-38;x500-50;x500-63;x500-75;x500-80;x500-100;x500-125同等替换贝贝康bkc5.0型氮气弹簧

k500-6;k500-13;k500-19;k500-25;k500-38;k500-64;k500-80;k500-100;k500-125同等替换贝贝康bkj5.0型氮气弹簧

tu500-10;tu500-13;tu500-25;tu500-38;tu500-50;tu500-64;tu500-80;tu500-100;tu500-125;tu500-160同等替换贝贝康bkb5.0型氮气弹簧