US Patent 7485077 Weightlifting device

A weightlifting device includes a handle member, an adjustable member, a set of weight plates, and a restricting unit. The handle member has a tubular end portion. The adjustable member extends into the end portion of the handle member, and is movable axially relative to the handle member. The weight plates are attached removably to the adjustable member. The restricting unit is operable so as to arrest and permit axial movement of the adjustable member relative to the handle member.