ShineMate Backing Plate DA Heavy Duty (5" and 6")

ShineMate Heavy Duty Backing Plate A super durable backing plate without going full aluminum. This is ShineMate's answer to increasing power transfer from pad to panel without going full aluminum. The heavy-duty power plate uses the same designs from the ShineMate Dust Devil plates with great multi-hole ventilation, an air gap between the hollow top and bottom housing with increased stiffness and no flex. You can expect a 3-8% increase in power transfer.Standard M8 female thread will fit the majority of 5~6" long-throw polishers such as the ShineMate, Maxshine, Adam's swirl killers etc. Comes with a M8 male mounting bolt. Designed for the EX620 21mm