At 4Cabling, our Multimode OM3 Fibre Optic Patch Leads and Fibre Optic cables are made with premium quality Corning glass cores, this helps to ensure reliable, quality performance. SC is a snap-in connector and ST is a bayonet mount and a long cylindrical ferrule, and this Fibre Optic Patch Lead is available in 1 metre, 2 metre, 3 metre and 5 metre lengths.