Factory cusomized Excavator standard Boom Q355B Digger Arm used for cat 352 Excavator

Long reach arm is the front end of excavator.

It can extend working scope.

According to its working conditions and requirements,long reach arm requires more

special design and strict manufacture.

The extension arm is an excavator front-end

working device specially designed and manufactured to expand the working scope of the excavator according

to the requirements of the working conditions. According to the operation mode, it is divided into:demolition

extension arm, deep pit extension arm, piling extension arm, etc. According to the number of sections, it is

divided into: two-stage lengthening arm, three-stage lengthening arm, four-stage extension arm, etc.;

According to its performance, it is divided into: fixed lengthening arm, sliding extension arm, stretching extension arm, etc.