Doorway Transition Ramp: This durable rubber ramp creates a smooth, safe transition across doorways and uneven surfaces, making it ideal for wheelchairs, scooters, and those with mobility challenges Heavy-Duty & High Load Capacity:36" L x 18" W x 3" H. The door threshold ramp made from industrial-grade rubber, the ramp is exceptionally durable with a load capacity of up to 5500 lbs, allowing it to support wheelchairs, scooters, and even vehicles Easy to Install & Portable: This doorway ramp requires no tools for installation—simply place it where needed. Suitable for a variety of surfaces, whether concrete, grass or indoor floors. Please let new rubber smell dissipate outside before placing indoors Anti-Slip Rubber Surface: This rubber threshold ramp grooved surface enhances traction and reduces slip risks, even in wet conditions, providing a safe, stable path across thresholds. The beveled edges provide secure, stable access for effortless entry and exit 7 Size Options: This entry ramp is have 7 different sizes for different scenarios, and the ramp pieces can be used individually or connected together for extended use, allowing for flexible customization for different accessibility needs NOTE: The ramp has a trapezoidal structure for stability, meaning the top length is shorter than the base. The 43.5 inches refers to the base length, while the top measures 36 inches!! Product Quantity: 1 Pack Dimension: 36" L x 18" W x 3" H Load Capacity: 5500 lbs Product Weight: 24.7 lbs Material: Rubber