4Pcs Rise Threshold Ramps, Free Assembly Rubber Door Threshold Wheelchair Door Sill for Sweeper Electric Scooter(Black)

Multi Purpose—The threshold ramp for any door, entry way or surface that requires an easy transition over an obstacle. It can be used as a wheelchair, electric wheelchair, threshold ramp, entrance ramp, skateboard ramp and floor-sweeping robot ramp.
Good Non Slip Effect—The surface of the rubber ramp is designed with an anti-skid groove, which increases the friction force while forming drainage channels and has the good anti-skid effect.
Flexible Use—Consists of four section threshold strip, which can be assembled freely, so you can use it with confidence.
Rubber Material—Made of high quality rubber material, and can be used for a long time. Side Door Sill Size: Approx. 17.2×5.1×1.6cm / 6.8x2x0.6in; Square Door Sill Size: Approx. 17.1×5.1 x1.6 cm / 6.7x2x0.6in.
Easy to Use—Applicable Threshold Height: Approx. 1.4-2.3cm/0.55-0.91in, Applicable Threshold Width: Approx. 68-77cm/26.77-30.31in. No assembly required, this entry ramp is easy to use. Simply lay it down on a clean surface and adjust as necessary.