This support post is designed to be bolted down to a flat hard surface for secure mounting & no digging or cement is required. _x000D__x000D_It is powder coated for corrosion protection & the metal casing protects posts against rot & decay making it ideal for fencing, decking, carports etc. _x000D__x000D_It comes complete with 2 tightening bolts to hold 100mm posts in place. _x000D__x000D_