• DSM4 • Dual Standoff Arm • For Pipe Sizes = 4'' or 4-1/2'' • Weight 93 lb • Support two Antenna Mounting Pipes • Stand off 28'' from Ring Mount • Antenna Pipes have 36'' separation • 0° - 30° down-tilt adjustment • Mounting plate is 1/2'' thick by 8-1/2'' square • Mounting plate has four 11/16'' holes on 6'' centers • Standoff is 4'' x 3/16'' square tube • Order Antenna Mounting Pipes separately • See Antenna Mounting Pipes in Hardware section