Shimano 25 Twin Power XD FB Spin ReelTWINPOWER XD features rigid specifications that specifically focus on strength. In addition to the massive HAGANE BODY, the addition of INFINITYXROSS and INFINITYDRIVE improves gear durability and winding power. The new material of drag washer DURACROSS provides overwhelming abrasion resistance and smooth and reliable drag performance. Moreover, INFINITYLOOP improves casting feel, NEW X PROTECT reduces intrusion of foreign matter into the line roller,