A tiny, flexible "spring-stop" that grips monofilament line to put your bait at the exact depth you want to fish. Special plastic beads permit the use of almost any sliding bobber. Bobber Stop winds right up into spinning, casting or spin cast reels. It casts smoothly through rod guides and slides easily to change depth settings. Each handy dispenser package contains 5 Bobber Stops with beads and instructions. Regular for Up to 15# Mono.