Premium grade brushed stainless steel finish knock box.
Box construction - no rollers
Wrapped stainless steel, smooth finish with soft edges.
Knock bar housing is extremely secure with 6 fixings each side.
Knock box feet are fitted/fixed with screws not glued.
Silicon type compound knock bar for silent operation and long-life.
Ventilation holes mean no mouldy coffee pucks 
Seat your grinder on top of this knock box without the grinder tray. You can then simply sweep any loose coffee grounds through the holes and into the drawer.

Drawer: Dimensions: