The Cambo RD-1295 Empty 20 lb Counterweight Bag is designed for use with REDWING booms. It can accommodate ballast up to 20 lb (9.07 kg), and needs just 14" (35 cm) of the boom arm for mounting.
Note! This is an empty counterweight bag which is used to add counterbalance to a boom. The ballast must be purchased separately.
RD-1295 Empty 20 lb Counterweight Bag