As the very basic components during fiber optical link, the patch cord jumper can be customized with various connectors and cables, for different purposes, connector like FC, ST, LC, LC uniboot, LC flexible boot, LC with pulling tab, SC, SC bendable boot; cable like duplex, drop cable, armored cable with single mode fiber SM and multimode fiber MM OM1, OM2, OM3, OM4 and OM5.