Genuine Makita complete backing pad, part 158324-9 — direct replacement backing plate for Makita finishing sanders. Fits Makita finishing sander models such as BO4556 and BO4556K; some fitment lists also include BO4557, BO4558 and BO4565.
Product details: complete backing pad with a metal backing plate and soft foam facing; six vacuum/dust-extraction holes for use with Makita dust collection accessories; secured to the tool with four screws. Accepts 1/4-sheet finishing abrasive sized for the sander — the pad is roughly 114 mm × 102 mm with a backing thickness in the order of ~6 mm. This is a genuine Makita replacement from the Makita spare parts lineup, made to restore proper bearing contact and even sanding pressure so your sander performs like new.
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