JDM Seaguar R18 Bass fluorocarbon is designed to be an all around use line. Supple with great knot strength, the R18 Bass is a perfect option for everyday use at a good price, and comes in a variety of sizes. The R18 Bass features Seaguars level wind spool technology that keeps the line perfectly straight on the spool so it’s 100% fresh and kink free when it’s time to go on your spool.