PBC Linear NIPDM30SS 1000 SL Pre Drilled Linear Shaft, Polished Stainless Steel, 30 mm Dia, 1000 mm Lg 1609A2 Antenna Upper And Lower Multi Directional Antenna Upper And Lower Multi Directional Antenna Nodes Item Grounding Strip System Type Retrofit Cabinet Kit Ground Wire Included (2) 30 in 6 AWG Material Copper Standards C22 Core Type Solid Lined Bearings Finish Polished Mounting Hole Center to Center 200 mm System of Measurement Metric Shaft Hole Spacing 200 mm Shaft End to Hole 100 mm Standards ISO Shaft Drilling Pre Drilled Shaft Material Finish Polished Product Type Linear Shaft Surface Roughness 8 12 RMS Shaft Material Stainless Steel Shaft Material Grade 440 Core Type Solid Mounting Hole Center to Shaft End 100 mm Mounting Hole Type Tapped End Type Plain Ends Series NIPDM Surface Hardness Minimum 60 HRC Roughness 8 12 uin RMS Number of Mounting Holes 5 Weight Per Meter 5