Material: work hardened cold rolled steel Height: 51mm Length: 250mm - 700mm (10" - 28"), one grade for every 50mm Load rating: 150Ibs/pair ( 68kg)/450mm (18") Finish: bright electro-zinc plating EC3051A Non-disconnet, EC 3051B lever disconnet Installation gap between rails: 12.7+0.2mm Packing: PE Bag + Ctn (10 sets/Ctn) or as customer requirements Application: a) EIA rack-mount chassis b) power supply c) disc/tape drive d) Industrial workstations e) Dispensing equipment