Three- and four-sided tombstones are designed for use with Mate DynoLock 52 family and 96 family bases. Using a chambered design for weight reduction, Mate three- and four-sided tombstones also include a hoist ring lift connection for easy load and unload. Features Mate’s QuickSpecs™ 2D bar code tag for real-time access to full product specs, CAD files and potential integration into your business systems. Direct-to-table mounting and custom mounting bores are available upon request. Compatible with some competitor workholding bases when used with applicable bushings and hardware. Available as a tombstone only or assembled with DynoLock workholding bases.