Designed for Doorways Lightweight, Durable Aluminum Anti-Slip, High Traction Surface Capacity 600 lbs Width 32 or 36 in. Size 8 to 24 in. PVI Standard Threshold Ramp This lightweight but durable ramp was created especially for use in doorways. Measuring between 32 and 36 inches wide and available from eight to twenty four inches in length, this ramp is made of durable aluminum. There are holes in the top corners for easy installation, and the hardware needed to secure the ramp to a surface is included. This ramp also offers a high traction anti-slip surface for added safety and was designed to support wheelchairs, scooters, walkers, canes, and other assistive devices as well as to help prevent trips in doorways where a change in height is present. Features: Designed for Doorways Holes Punched in Top Corners for Easy Installation Lightweight, Durable Aluminum Anti-Slip, High Traction Surface Hardware Provided to Secure Ramp to Surface Item Number Length Width Threshold Height Weight Capacity** THR832 8" 32" 1/4" - 1/2" 3 lbs. 600 lbs. TH1032 10" 32" 1/2" - 3/4" 4 lbs. 600 lbs. TH1232 12" 32" 3/4" - 1 1/2" 39 lbs. 600 lbs. TH1632 16" 32" 1 1/2" - 2" 6 lbs. 600 lbs. WC1030 16" 36" 1 1/2" - 2" 6 lbs. 600 lbs. TH2432 24" 32" 2" - 4" 12 lbs. 600 lbs. TH2436 24" 36" 2" - 4" 15 lbs. 600 lbs. * Maximum Ramp Capacity: 300 lbs. Single axle - 600 lbs. Two axles. Warranty Ramp and all of its components 1 Year Limited Manufacturer Warranty