McMaster 4900T44 Cantilever Pipe Rack Add On Unit, One Side, 41 1 2" × 84" × 21", 7 Levels, Powder Coated Steel, Gray 48 32 4082 Adapters Included RJ11 Adapters Included RJ11 Range 0 Degrees to 250 Degrees F Pipe Fitting Connection Type Press x Street Basic Pipe Fitting Material Metal Compliance ABS: America Bureau of Shipping Arms have a removable lip that can be reversed to make a flush end for storing flat material Adjustment Mechanism Bolt Arm Gauge 14 Arm Type Straight with Removable Lip Assembly Unassembled Base Gauge 7 Braces Included Yes Center to Center Adjustments 1 1 2" Color Gray Column Gauge 11 Mobility Stationary Mount Type Freestanding Number of Arms 7 Number of Columns 1 Country of Origin United States DFARS Compliance Specialty Metals COTS Exempt ECCN EAR99 REACH Compliance Not Compliant RoHS Compliance RoHS 3 (2015 863 EU) Compliant Schedule B Number 9403