Features: Complies With IEC 61754-13; RoHS directive compliance; High quality and durable Ni-Plated Brass body FC Square,High Density Oval and Round type available Sleeve material: Zirconia Split Sleeve for SM adapter Phosphorous bronze Split Sleeve for MM adapter; Key Width: UPC type Adapter have Wide key of 2.33mm APC type Adapter have Narrow key of 2.15mm Or 2.05mm Application: Fiber Optic Transmission Network Cable TV network Optical Fiber Lan Optical fiber testing instrument ODF,rack-mounted and wall-mounted optical fiber wiring unit
