Ball Plungers are self-contained ball-and-spring devices, often used in rolling and detent applications. In this product line, Carr Lane offers a wide assortment of ball plungers, including Press Fit Ball Plungers, Ball Detents and Self-Retaining Ball Plungers. Standard Carr Lane Ball Plungers are available in five different versions, including steel, stainless steel, Delrin, Stainless Steel ...