... accessories (cantilever shelf ,cable management,wire manager, drawer flat YF-DK-2 Open Rack1. Assembling design, easy to fix , low cost, and ... purchase according to requirement, such as wire slot, wire rack, cantalever plate, drawing and pulling work platform,etc.3 ... both covers4. Standard:Accord with ANSI/ EIARS-310- D , IEC297-2 ,DIN41491 , PART1 , DIN41494; PART7 ,GB/ T3047.2-92 YF-DK-2 Open Rack