PBC Linear SRM12PD 1000 SL Pre Drilled Linear Shaft Support Rail, Aluminum, 12 mm Shaft Dia, 1,000 mm Lg 41F294 Color Black Gender Men's Waterproof Color Black Gender Men's Waterproof No Style Number IA5150 Upper Material Leather Toe Type Steel Outsole Material Rubber Non Metallic Upper Yes Chain Saw Cut Resistant No Non Marking Sole No Metatarsal Guard No Oil Resisting Sole Yes Upper Boot Material All Leather Footwear Shank Type Steel Ninety Degree Heel No Chemical Resisting Sole Yes Upper Material Description Leather Puncture Resistant Insole No Shank Material Steel Conductive No Wide Toe Cap No Metal Chip Resisting Sole Yes Max ISO Cleanroom Class Not Rated Material Aluminum Mounting Hole Center to Center 120 mm Finish Unfinished For Use With Linear Shafting Shaft Material Carbon Steel Product Type Linear Support Rail Shaft Material Grade 1060 Standards ISO System of Measurement Metric Support Rail Material Aluminum Support Rail Drilling Pre Drilled Mounting Surface to Shaft Center 28 mm Mounting Hole Type Threaded Series SRMPD Profile Type Standard Profile Mounting Hole Center to Shaft End 60 mm Surface Hardness Minimum 60 HRC Rail End to Hole 60 mm Country of Origin United States Mounting Hole Center to Shaft End 60 mm