RIDGID introduces the AC13B04N SubCompact Brushless Impact Wrench protective boot. The AC13B04N provides users a lightweight, form fitting rubber boot that protects the SubCompact Impact Wrenches and work surface. The durable rubber construction will withstand harsh jobsite conditions and corrosive materials found in maintenance environments. The AC13B04N protective boot is only compatible with the R872071 18V SubCompact Brushless 4-Mode 3/8 in. Impact Wrench and R872081 18V SubCompact Brushless 1/2 in. Impact Wrench. Not for use on any other products, use on any other product may result in damage.