Park Tool TSB-4. 2 Tilting Truing Stand Base The Park Tool TSB-4. 2 Tilting Truing Stand Base securely holds the TS-4. 2 Professional Wheel Truing Stand and tilts 20 degrees from front to back for comfortable wheel work and sight lines at any bench height. The Park Tool TSB-4. 2 Tilting Truing Stand Base features a wide, sturdy base, small parts compartments, spoke wrench holders, and is constructed of a durable composite material, making it a super handy addition to your work station. FEATURESFootprint approximately 17. 5" x 12. 75" (44. 5 x 32. 4cm) with TS-4. 2 installed. Manufacturer's Part # TSB-4. 2 | Park Tool | Tsb-4. 2 Tilting Truing Stand Base For Ts-4. 2 Truing Stand