"The EZ-ACCESS® TRANSITIONS® Solid Rubber Ramp is an ideal solution for reaching heights up to 2.5"". Each ramp can be trimmed to accommodate shorter thresholds and transitions thanks to built-in size guides. Available risers and ramps can be purchased to create a maximum height of 4.75"". Naturally slip-resistant recycled rubber construction provides excellent traction in any conditions both indoors and outdoors. It has a weight capacity of 850 lbs."