Complement your RYOBI drills and impact drivers with the RYOBI RAIL System On-Board Accessory Storage Set. Easily install the RAIL System by mounting and securing with the provided screws. This system is ideal for a variety of projects such as overhead applications, assembly/installations projects and more. The magnetic bit bar holds 8 bits and up to a 1/2" drill bit. This attachment ensures bits are easily accessible, organized and never misplaced. The 180° pivoting magnetic tray for fasteners and hardware conveniently holds fasteners and hardware both on and off the RAIL System. With the slide attachment capable base, the magnetic bit bar and magnetic tray are interchangeable and reversible. This feature allows users the freedom of customization and the option of removing the attachments from the base. The magnetic tray can also be used on metal items providing additional storage solutions. This set is optimized for compatible RYOBI drills and impact drivers. For the full tool compatibility list, refer to RYOBITools.com. This set includes (1) RAIL System Base, (1) 180° Pivoting Magnetic Tray Attachment, (1) Magnetic Bit Bar Attachment, (4) Impact Driving Bits and (2) Mounting Screws.