This Extra Long Extendable Flat Box (48in-78in) handle is designed to provide finishers with that extra reach needed to professionally finish high up areas such as ceilings and elevated wall joints.

Its lightweight aluminum build and easy slide adjustment lever provide unrivaled performance and convenience. Use it in conjunction with a drywall flat box to apply a crowned, feathered coat of joint compound over taped flat joints on walls and ceilings.