Park Tool PRS-33.2 Electronics Upgrade Kit Description: The Electronics Upgrade Kit is a replacement tray for the PRS-33.2 Power Lift Shop Stand or an upgrade to an existing PRS-33. The tray is well thought out for convenient tool storage, integrated USB ports, and oversized buttons for improved ergonomics. Features: Upgrades the PRS-33 to the PRS-33.2 Power Lift Shop Stand Work tray holds tools and offers integrated USB ports for charging electrical devices Oversized buttons Includes: (2) Plastic Thread Forming Screw Work Tray Top Motor Enclosure (2) USB Dust Cover Wiring Harness and Switches (4) Socket Head Cap Screw M6 x 40