Sustain FG Sustain has been a household name for years in the USA and with good reason - every model is a step into the future. This range is easily identified by its stylish black and chrome finish which incorporates top Shimano features including X-Ship, Aero Wrap and an AR-C line management spool. Available in three sizes from 2500 up to 5000, all models are perfect for general, lure, specialist, light saltwater spinning and match fishing at the highest levels. Both the 4000 and 5000 have a powerful 4.8:1 gear ratio which provides excellent torque for playing hard fighting fish in extreme situations.