CONSTRUCTION: Crafted with a lightweight magnesium-alloy frame offering exceptional performance at only 4.8 ounces Deep spool design holds more line than other fishing reels in its class Comfortable and easy to use, the ABS thumb bar release and TPE handle knobs provide a solid grip The 90mm handle arm length ensures a comfortable hold Carbon spool tension knob allows for finely tuned, precision casts Main gear and shaft are constructed of hard anodized aluminum and linked to a 100% brass pinion gear A carbon 90mm solid carbon fiber handle and side plates also keep the weight low while maintaining strength Technology: Equipped with ""Auto-adjustment Magnetic Braking System"" (AMB) that virtually eliminates backlashes With the AMB system automatically adjusting the brakes depending on the speed of the spool, you can cast farther and never worry about backlashes again A carbon 90mm solid carbon fiber handle and side plates also keep the weight low while maintaining strength