Exocet Pro Mainline Exocet mainline has for years been regarded as the very best monofilament mainline on the market and now, we have made it even better. We have created a mainline that casts even further than before whilst also bettering the Exocet’s already trusted abrasion resistance and sinking qualities. Exocet Pro is now even more supple, making it perfect for distance casting in the lower breaking strains, which means that even when you opt for the highest breaking strains you will gain