Full extension ball bearing slide , drawer slide 1, Material:Cold rolled ... 3, Width:45mm Ball bearing slide , drawer slide , full extension ball bearing slideCode:ES4500L1, Material:Cold rolled steel,2, Thickness ... , Width:45mm4, Length:10"-24"5, Finish:Zinc plated/Black plated 6, Load Rating:100LBS/setFeatures : There are two ... and steadier when move ball bearing slide/Full extension ball bearing slide