Ashi Step Hole-Drilled (with Tires) Product Description: Ideal for direct installation and covering sheet and hard flooring materials. Product Specifications: Width (W): 44mm Material: Finish = Silver finish, Material = Aluminum (A6063S-T5) Tire Color: Light Gray Tire Specification: Glass fiber reinforced tires Hole Processing: Hole-drilled (75 pitch) Other: Non-slip for vinyl tile and long sheets Length 50cm: 5 pieces Length 40cm: 2 pieces Length 80cm: 1 piece These are leftovers from my home interior renovation.