REDUCER FROM 3ATI TO 3 1/8 INS 4 HOLE

3ATI Reducers to 3 1/8"
3ATI Reducers make it possible to use a 3ATI hole cut out to mount 3 1/8'' diameter instruments. One reducer plate bolts to the 3ATI cut out holes behind the panel, the second plate which is the top plate that has the 45 degree corners fits in the old 3ATI cut out and then the 3 1/8'' instrument bolt through this plate to mount the instrument. Plate can be shimed to instrument panel thickness . Simple installation. Heat-treated aluminum .080 thick with black anodize finish.

3ATI Reducers to 2 1/4"
3ATI Reducers make it possible to use a 3ATI hole cut out to mount 2 1/4' diameter instruments. One reducer plate bolts to the 3ATI cut out holes behind the panel, the second plate which is the top plate that has the 45 degree corners fits in the old 3ATI cut out and then the 2 1/4'' instrument bolt through this plate to mount the instrument.Plate can be shimed to instrument panel thickness, comes with 4 rivets. Simple installation. Heat-treated aluminum .080 thick with black anodize finish.BACK PLATE 3.8 X 3.8