The Bosch RA1166 plunge base provides precise control with a 2-5/16 in. plunging depth and a conveniently located release lever. Designed for the 1617 and 1618 series, it features a wide base opening for enhanced visibility and compatibility with larger router bits.

• Tool-free quick clamp system allows for easy motor removal from the base.
• Fine adjustment on the depth rod ensures fast and accurate bit depth settings.
• Contoured soft grip handles provide enhanced comfort and superior control during operation.
• Compatible with the Bosch tool-free template guide adapter system for rapid changes.
• Wide 3-5/16 in. base opening and 2 in. sub-base opening allow for larger bits and improved visibility.