45mm full extension ball bearing slide with tabs (45mm full extension ball bearing slide with clips) Material: Work hardened cold rolled steel Mounting: Bottom-mounted Load capacity: 45kgs/450mm Finish: Zinc plated ,Black ,Chrome Thickness: 1.2/1.2/1.5mm;1.1/1.1/1.4mm;1.0/1.0/1.2mm The installation gap: the installation gap between rail is 12.7+/-0.1mm Size: 250mm-900mm Option: 1" over travel