Sizes 3, 4, 4.5, 5, 5.5, 6, 7ParaPost XP is a titanium alloy or stainless steel post system that includes passive cemented, parallel-sided posts with a flat head for direct post and core buildups in one appointment. Ideal indications include multi-rooted core restorations. 47% more resistance to rotation 50 percent more tensile retention 68 percent more resistance to oblique forces than ParaPost or ParaPost Plus due to the unique patented raised diamond pattern on the post shaft