VEVOR Threshold Ramp for Doorways, 915 x 915 mm, Platform Aluminum Wheelchair Ramp with Adjustable Height, Non-Slip Door Threshold Ramps, 317.5 kg Load Capacity, for Home Steps, Wheelchairs, Walkers

1-The height can be adjusted to 150 millimeters. 2- No we don't have such a product. If this answer does not resolve your current issue, please contact us again for assistance.