Quick, reliable fender adjustmentwithout knots. The DREADKNOT Fender Line uses our secure Slide-Lock system to make height adjustment fast and effortless. Just fasten the soft shackle to any rail, cleat, or attachment point, hang your fender, and slide it to the perfect heightthen let go. The Slide-Lock holds tight, keeping your fender right where you want it, even in shifting conditions.