Fast Field Assembly Connectors are factory pre-polished, field-installable connectors that completely eliminate the need for hand polishing in the field. Proven mechanical splice technology ensuring precision fiber alignment, a factory pre-cleaved fiber stub and a proprietary index-matching gel combine to offer an immediate low-loss termination. FAST Connectors are compatible with 250u03bcm and 900u03bcm optical fibers, as well as 900u03bcm, 2mm and 3mm cordage. All primary fiber types are supported.