Description: BRAND NEW CXA #4 QUICK CHANGE BORING BAR TOOL POST 250-304 For use with CXA tool posts 250-300 or 250-333. 13-18 swing Equipped with a split bushing to accommodate a boring bar of smaller diameter. Holds 3/4″ tool with bushing, 1″ diameter without bushing Interchangeable with Dorian, Aloris, & Phase II CXA series tool posts. While we guarantee your satisfaction, these especially work best with our matching tool posts Precision ground and hardened. Completely sealed for maintenance free operation Weight: 20lbs. Package Include: 4Pcs CXA #4 250-304 Quick Change Tool Post Holder. CXA #4 250-304 Heavy Duty Quick Change Tool Post Boring Bar Holder 13-18 4Pcs. BRAND NEW CXA #4 QUICK CHANGE BORING BAR TOOL POST 250-304 For use with CXA tool posts 250-300 or 250-333. Completely sealed for maintenance free operation. 4Pcs CXA #4 250-304 Quick Change Tool Post Holder. Quick Change Tool Post. We will try to answer most emails within 3 days. We are open Monday to Friday 8am to 5:30pm Pacific Standard Time, and Saturday 8am to12noon. Our friendly staff are available during these hours. We’ll do our best to solve your problems.