MO with deep spool for monofilament lines and PE with flat spool for braided lines. Features: 7 stainless steel ball bearings plus 1 needle bearing, safety line clip, 10 replacement release clips: 5x hard, 5x soft, front brake, Total Tolerance Control System, Strong Bail Concept, Quick Stop System, Anti Swing System, anti-twist line roller, CNC aluminium handle, left or right-handed operation.