The sliding drawer type fiber optic patch panel is made of metal in 19" standard structure. There are 2pcs of stainless steel rails at the sides of the box.This design make the panel drawer easily pull out and push in. And two mounted ears is with moveable designed. The fiber box can be loaded with FC,SC,ST,LC adapters and pigtails. There are 4 fiber cable entries is at the back of the panel. And the splice cassette is loaded in the middle of the patch panel. It can be applied in branch connection of optical cable termination.