* High strength nylon body

*alu.spool with double color anodizing, Oblique shallow cup design

*Wire wheel new patent full closed brake waterproof structure design, ticking system, brake system with a cavity

* Wireframe set patented mechanical seal damping system, with all-round anti-seawater corrosion performance

*6 high quality s.s ball bearings+1roller bearing, Anti - seawater corrosion stainless steel bearings

* Machining arm with EVA knob