Jergens Monoquad Quick Change Tombstone MakeJergens ModelMonoquad Quick Change Tombstone Year2010 or older Product #11964 Price Please login to see price. Make an Offer Get a Quote Share Ask a Question About This Machine Live Tooling / Milling Specifications Spindle Second Spindle Tool Changer Turret Control Tailstock / Steadyrest Options Machine Used On: 400mm & 500mm Pallet CNC Horizontal Machining Centers (QLS quick-change fixture plates) Product Description: Jergens Monoquad single-piece 4-sided tooling column (QLS quick-change series, 69201 class)400mm (15-3/4") square base24" column heightFour working faces with 10 x 3 QLS grid mounting patternStress-relieved Class 40 cast iron, one-piece constructionBase milled flat, perpendicular & parallel within 0.001" per footBase drilled for popular 400mm & 500mm palletsApprox. weight 329 lbsBuyer to confirm all specifications before purchasing.