Perfectly fits Polaris 180, 280, 360, 380, 480 automatic pool cleaners. Fits and replaces the sweep hose clamp, parts B15, B-15. Made of high quality ABS, this pool hose clamp is strong and sturdy enough to cut the tail of the sweep hose. You can simply adjust the alamps. NO sharp edges, no need for extra tools and more steps to follow for installation. These pool filter hose clamps are used to help hold and retain the sweep hose on the pool cleaner.