Nisula’s swing damper / boom head packages can be installed on practically all cranes. The dual swing damper maintains brake power for a long time and is highly cost-effective.
The swing damper/boom head packages designed for FR rotators are installed by welding them in place of the old boom heads. This ensures adaptability to practically all cranes.
JRK35S, JRK45S and JRK45HD swing dampers with a sideway brake. An old swing damper is easy to replace with a Nisula JRK swing damper.