ShimanoA(R) Poison Adrena Rods combine premium Shimano tech with application-specific actions. Lightness meets durability. Not to mention, increased casting distance and accuracy. Spiral X Core technology for enhanced torsional and compressional rigidity Redesigned Full Monocoque handle Proprietary CI4+ reel seat Shimano X-Guide and Fuji SiC guides High-strength Shimano Taftec Infinity solid tips (on 6'10" models)