ITEM NAME:2x Frame Rail Floor Rubber Slotted Jack Disk Pad for Pinch Weld Side Jackpad.Uses: Shaft Seal, Hole Seal, Fixed Seal, Rotary Seal, Oil Seal, Water Seal. Nature: Corrosion Resistance, High Temperature Resistance, Wear Resistance. 2pcs High Quality Rubber Fixed Support Blocks. Material: Natural Rubber.