FD130, intermediate arm, 33cm, suited for FD8100/FD8300
The arm can be installed on a crrosbar of 25mm grip. It supports two scoop boxes.
Using easy slide out arms will allow you to easy move the schoop box forward to refill. For a row of 4x 30cm wide scoop boxes, you will need 3x intermediate arms. For a row of 6x 20cm wide scoop boxes you will need 5x intermediate arms.