Power Mac G4 MDD Optical Drive covers $5.00 These are the metal plates that cover the holes in the optical drive mount. Select One Choose an optionABClear Power Mac G4 MDD Optical Drive covers quantity Add to cart Add to Quote Continue Shopping Category: M8570 Power Mac G4 MDD Description Choose from the following: A) is the smaller (front) panel. 805-4130 B) is the bigger (back) panel. 805-3286