How difficult is it to install a handrail?

All our systems use a push-fit system which and fixed using special adhesive, Loctite 638. We sent our handrail banisters pre-prepared and will only require fixing to the wall. Our balustrade systems will have upright posts with base plates already welded to the post for your convenience. Glass brackets, tension-write fixing and rail brackets require the tube to be drilled or tapped.