Pivot Joint kit accessory with variable angle. NOT drilled version (Compatible with : EFFI-FLEX / EFFI-FLEX-CPT / EFFI-BL / EFFI-FD / EFFI-LASE-CPT) Bolt kit included : Two T-NUT bolts M6, one T-NUT bolt M4, one NUT bolt M6, one screw M6x14, one screw M6x10, one screw M5X8, one screw M5x10, one screw M4x10 and one washer M4.