The 1'' Screwball™ with YakAttack MightyBolt attaches to YakAttack MightyMounts, GearTrac™, and most other factory installed kayak track systems. The ball and socket connection allows for maximum articulation of attachments helping you position your gear exactly the way you want it on your kayak. Typically the 1’’ Screwball is used for handheld electronics, smaller depth finders, and camera mounts.