This LEVEL5 54in Drywall Flat Box Handle is built to provide finishers with that extra reach needed to professionally finish high up areas such as ceilings and elevated wall joints. Its simple brake adjustment system, robust aluminum construction and durable pivoting lever design make it a must-have drywall flat box accessory. Use it with a flat box to apply a crowned, feathered coat of compound over flat joints on walls and ceilings.