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