The DS4 spinning reel features a robust body and rotor design, equipped with a 35 Long Cast aluminum spool for enhanced casting distance. It incorporates Quick Drag (QD) brake and Magsealed technology for superior protection against moisture and debris. The Twist Buster II roller minimizes line twists, while the 6 ball bearings (including 5 CRBB stainless steel bearings) ensure smooth operation. A CNC machined aluminum handle adds durability, and an additional spool offering 0.30mm capacity up to 300m enhances versatility, all complemented by a padded string clip for convenient line management.