Becomes the flagship of Hart reels: the Custom Z · Specially designed for extreme fishing, entirely built in metal, with insertions and customized carbon · Body and rotor of aluminum, handle flat reinforced aluminum CNC and ergonomic EVA knob with inserts from carbon · Body sealing with machinery interior completely built in stainless steel. Pick up extra thick · Coil machined aluminium with inserts from carbon · 11 bearings, balls tight stainless steel 10 and one of anti-retro infinity of continuous operation. · Watertight multi-disk brake lubricated carbon and stainless steel with 30 kilos of power · External port of lubrication and the body locking screw sealed .
| MODEL | BB | GRS. | MM / M |
| CUSTOM Z 4500 | 10+1 | 487 | 0.30 / 280 |
| CUSTOM Z 6000 | 10+1 | 780 | 0.35 / 300 |