PBC Linear SRAM12 0360 SL Linear Metric Shaft Assembly, 12 mm Shaft Dia, 360 mm Lg, Steel 6DJZ2 Nominal Efficiency 91 Percent Nominal Efficiency 91 Percent Country of Origin United States Overall L x W x H 41 7 8 in L x 23 7 8 in W x 17 1 2 in H Overall Length 41 7 8 in Overall Width 23 7 8 in Overall Height 17 1 2 in Inside Width 21 1 2 in Inside Length 40 1 8 in Inside Height 16 1 2 in Outside Length 41 7 8 in Outside Height 17 1 2 in Width 23 7 8 in Length 41 7 8 in Outside Width 23 7 8 in Height 17 1 2 in Hopper Height 16 1 2 in Color Gray Load Capacity 175 lb Material Polypropylene Stackable Yes Volume Capacity 8 For Use With FrelonGOLD(R) Linear Plane Bearings and Pillow Blocks Shaft Material Grade 1060 Shaft Material Steel Rail End to Hole 60 mm System of Measurement Metric Product Type Linear Shaft Support Rail Assembly Support Rail Material Aluminum Shaft Drilling Pre Drilled Shaft Hole Spacing 120 mm Standards ISO Support Rail Drilling Pre Drilled Shaft Hardness RC 60 Compatible Series FrelonGOLD(R) Linear Plane Bearings and Pillow Blocks Shaft End to Hole 60 mm Country of Origin United States Shaft Diameter 12 mm