Serie 910-DFe, DFm Serie 910-DFe Height-adjustable work table with C-foot and function rail. Serie 910-DFm Manually height-adjustable desk with C-foot and function rail. Serie 910-DFe Height-adjustable work table with T-foot and function rail. Serie 910-DFm Manually height-adjustable desk with T-foot and function rail. Serie 910-Twin-DFe Dual workplace. Series 910-DFe, Series 910-DFm Accessories for functional rail: LUCIO, PARA.MI, Tolomeo, Flo, Flo Plus Dual, M2.1, M8.1.