Features 1. Low profile screw head 2. Reduction screw the same as standard screw system 3. Upgraded instruments quality 4. Rod(Various 6.0mm pre-cut rods, enhanced strength for scoliosis surgery.) 5. Pedicle screw easy for insertion(Optimal stress distribution, protection of screw pull-out, easy insertion) 6. Cross Link to add fixing ability with convenient use(Free angulation & Free lengthening, Simple assembling, Self positioning)