The Park Tool TSB-4.2 Truing Stand Tilting Base allows the TS-4.2 truing stand to tilt to 20 degrees from front to back. Various slots and holders are perfect for storing spoke wrenches and other small parts. Features: Molded, reinforced nylon construction with storage bins Offers 20 degrees of forward or backward tilt Can be surface-mounted with integrated mount holes Compatible with the Park Tool TS-4.2 truing stand (not compatible with TS-4) The footprint of the TSB-4.2 is approximately 416 x 324 mm (16.375 x 12.75") with TS-4.2 installed