Connector kits SC SX series,PC/APC ,0.9/2.0/3. ... .9mm,2.0mm and 3.0mm boot in different colors. Optic SC connector kit available in SM UPC,APC and MM UPC ... to the industrial standard, single mode SC UPC connector is in blue color, single mode SC APC connector is green color ... corrosion resistant body.6.UL-rated plastic housing and boots in green, blue, aqua and beige colors.7.Telcordia style boots ...