Jumper, ST-ST, Duplex, MM, 62.5/125um, 1M : MM SIMPLEX 62.5/125 um, ST-ST, 1 meter * ICC Multimode Simplex Fiber Optic Jumpers utilize IFNR riser grade 1 or 2 Fiber 62.5/125 micron or 50/125 micron multimode cable which meets UL 1888 requirements * Multi-Mode ST and Multi Mode SC Connectors have Ceramic Ferrules for precision and durability. Tested for a Maximum of 0.5dB Attenuation * Available in 1,3,and 5 Meter Lengths