features: 1) aluminum sliding fittings with self-locking functions prevent the drawer from falling when moved; flexible and convenient usage 2) the cover can be opened and components put in easily 3) wall mount and 19-inch rack mount for st, sc, lc, mtrj, fc, apc coupler and adapter 4) all the internal and outer cables can enter the panel via fixed fittings, so that the pigtails can work there strongly 5) with wide working space, easy to withdraw the fibers when testing and distributing 6) the drawer is the holding board for splicing; the position can be adjusted according to the holes on the board 7) models: fpa24, fpb48, fwb12, six port adapters my information my e-mail:1000kathy@gmail.com website:www.okfoc.com msn:caizf831015@126.com skype:kathy604270824