Products Highlights Model C-Roller 210 • Steel construction. • A Standard mount (16mm pin) top of the center column. • The three sections center column removable for transport. • The center column included the rubber ring has a buffer protection when release the section lock to be suddenly fall down the pole. • The center column cable collectors for organize and store all the cable. • Come with one grip arm comes with two grip heads. • The rolling base risers with a standard 1-1/8″ (28mm) junior stud. • The compact foldable design of rolling Base. • Wheels with locking brake included.   1 Year Warranty