The opening of each slotted jack pad is 0.378", depth is 0.642", wide by 2.992" in length.
Orange Car Universal Slotted Magnetic Jack Pad Pinch Weld Frame Rail Adapter
2X Car Universal Slotted Magnetic Jack Pad Pinch Weld Frame Rail Adapter Orange
Blue Universal Slotted Magnetic Jack Pad Pinch Weld Frame Rail Adapter
Universal Slotted Magnetic Jack Pad Pinch Weld Frame Rail Adapter Orange