These ramps work well to elevate the car and keep it up there while you're underneath it. They are not very wide, so it's best to line them up again right before the tires touch. They gave me sufficient clearance to access the oil drain plug and filte...  Read More

Lighter and therefore easier to move around than metal lifts. Since they're made of plastic, storing them outside is not a problem, as the rain won't cause them to rust. These ramps come in a very big box but were shipped free with amazon's super save...  Read More

I also use them in my concrete garage and have had no trouble with slippage. I have no qualms with sliding under my car when they're on these ramps. No slipping on a concrete garage floor with my camry.

Best part is that it does not scrape against the bottom of the car when driving up the ramps. Much simpler than having to get the car up on jacks or blocks. The miata is rear wheel drive.

The coefficient of friction is too low to keep these ramps in place. As soon as the tire goes pass the rubber foot and about 3/4 up the ramp, they shoot forward from under the tires. The surface on these ramps is almost completely smooth, no traction ...  Read More

Plastic is not a good load-bearing material. What * me off even more is that with purchasing this from amazon, i can no longer return these two ramps that were obviously molded improperly to begin with. I think these are made as cheap product to carry...  Read More