Bora High Clearance Universal Mobile Base PM-3800Getting from Point A to Point B shouldn't be a problem in your woodworking space. Make it easy to move machines and other heavy items over cracks, cords, and uneven terrain with the PM 3800 High Clearance Mobile Base. Key Features 1500 lb. (680 kg) weight capacity. Our heaviest duty mobile base Easily maneuver machines and large items over cords, cracks, and uneven terrain Adjusts from 20. 75x23. 75" to 28x33. 5" (52. 7x60. 3 cm up to 71. 1x85. 1 cm)