... with plastic socket 2) Full Extension 3) Galvanized steel finished 4) Rated loading:45kgs per set Specifications:1 ... 350,400,450,500,550,600,650,700mm5.Material: Galvanized steel / Work hardened cold rolled steel6.Finish: GA. / ... 1.0*1.2mm/1.2*1.2*1.5mm Application:Metal desk / Office furniture, drawer, where full ... 45mm full extension Bayonet Mounting ball bearing Slides application for steel cabinet