The Knucklehead double tilt action button float bracket attaches to Fresno's and both 2-hole and 4-hole bull floats. Knucklehead bracket is made with rugged lightweight aluminum for durability. Blade pitch is controlled with a one-to-one turning ratio of the handle to blade. Turning the handle eliminates the need for bending and lifting when moving tools across fresh concrete. Geared tilt action makes for smooth movements. A protected grease reservoir for longer wear. Use with 1-3/8" or 1-3/4" button bull float handles or adapters. Works 2- or 4-hole bull floats.