Tri-Fold Portable Ramp Design The unique tri-fold portable ramp design makes it easy to set up and easy to transport from place to place. This tri-fold portable ramp can separate into two easy-to-carry sections. Self-Adjusting Bottom Transition Plate The Trifold Advantage Series Ramp also features self-adjusting bottom transition plates, which adjusts the tri-fold portable ramp to most surfaces, making the Trifold Advantage Series Ramp one of the safest portable ramps on the market.
