Perfect addition to your bench for dust control and debris removal. It mounts to any bench that has a GRS bench mount bracket installed. Use with MADC20 or other Dust Collector. Foredom’s new Fishmouth with bench pin, curved acrylic shield, and adjustable arm rests is the perfect addition to any bench for dust control and debris removal. It mounts to benches with a GRS style mounting bracket. (Foredom’s MA604 mounting bracket is included in case you do not already have a GRS bracket) The exhaust port accommodates a 2-1/4 hose and comes with an elbow to position your dust collector hose in any direction. The curved acrylic shield gives a clear view of your work and also helps to keep stray dust from flying at you. The inside of the Fishmouth has a mounting bracket for the supplied Wooden Bench Pin Assembly. Specifications: Fishmouth: Width: 9-1/2 at back, 6 at front Depth: 8-3/4 front to back Height: 9 from bottom of metal exhaust port to back Curved Shield: Width: 8 at top, 5 at bottom Height: 10-1/2 Fishmouth with Bench Pin Assembly: Weight: 6.4 lb Ship Weight: 8 lb Ship Dimensions: 13.75 long, x 13.25 deep x 8.5 high Two Year Limited Warranty (excluding shield).