【Instructions for Use】 The impact capacity of the threshold ramp is 600 pounds (300KG), with a maximum load-bearing capacity of 800LBS (400KG). Not applicable to motorcycles and electric tricycle .【2FT】Unfolded size of wheelchair ramp: L24" x W28.7" x H1.8". Folded size: L24" x W14.2" x H1.8". The using height range is 2.4"-6". Best using height is 3.9". 【3FT】 Unfolded size of wheelchair ramp: L35.8" x W28.7" x H1.8". Folded size: L35.8" x W14.2" x H1.8". The use height range is 3.6"-9". The portable ramps for wheelchairs with nylon handle recommended height is 5.9".

【Excellent Anti-Skid Performance】 There are non-slip rubber pads placed at the top of the wheelchair ramp, which can increase the friction with the ground, it is waterproof and non-slip. It can also make the ramp noiseless and more durable than ordinary transition threshold ramps. It is safer to use.

【Lightweight & Sturdy Surface】 Folding threshold ramp use special hinges, it has a longer life than general hinges. In addition, the rain will not accumulate on the ramp in rainy days, but will flow down the hollow hole, which is safe and convenient. Aluminum shed ramp can be used indoors and outdoors.

【Portable and Safe Design】 The hollowing design maintains the load capacity and can reduce the weight of the surface. Lightweight folding wheelchair ramp with nylon handle for easy storage and transportation. It make sure wheelchairs access over any steps, curbs, stairs, doorways, handicaps, etc. Aluminum alloy has extremely high hardness, toughness and resilience, please feel free to use. There are yellow warning signs on the side of our ramp, and can be used safely even at night.

【CAUTION】 Please do not use any wheelchairs or walk on the hinge in the middle of the ramp. If use two wheels vehicle only on half side of the ramp, you need to fix the whole ramp to avoid the other half side bend up. In this case, please ensure that the weight does not exceed 300 lbs. Warranty period of our threshold ramp is 1-year, artificial damage is not within the warranty period.