These Clear Racks will work for almost all boards; they are beautiful, unique & functional. The SRF-LB3 holds the board in a flush position to the wall. You would use this hanger for displaying a board around shoulder height on a wall, providing a full outline and deck view. You must take the fins out of the board when using these racks. Material is 1/4" glass colored acrylic essentially clear plastic. Maximum weight is 25 lbs. for single set and 80 lbs. for double sets.