For 6”/154mm diameter and larger poles and columns, use the PM-Mount-6UP. This all-stainless adapter offers a natural finish and supports up to 300 lb./68 Kg, in a vertical load with a 5:1 design factor. It accommodates the PM Series Support Arm, Dual Adapter and includes hardware for their attachment. There are four standard permanent band kits available in different lengths and are sold separately. Custom lengths are also available.