1.5” to 2” Pole/Mast Mount Bracket – 9x9” Base Plate Overview – Our heavy duty mast plate is designed to securely mount a pole/mast sizing from 1.5” to 2” (diameter) to the ground without you having to bury a portion of the pole in the ground. The heavy duty base plate is 9 x 9 inches providing a large surface area for you to mount this to the ground. The mast will be held in place by 2x 8mm steel bolts. These bolts can be adjusted to fit different sized poles. No fixing bolts are supplied in order for you to attach this to the ground. Technical Details:Manufactured from high grade steelHot dipped galvanised finishWill accept the following mast diameters – 1.5”, 2” and anything in-between those two sizes. Pole/Mast Socket Height – 140mm (5.5”). Meaning that 140mm of the mast you have will be inserted into this pole mount.Base plate dimensions – 230mm x 230mm (9”x9”)Metal Thickness – 4.5mm.