The GN 817-8-8-CK-RT is a black-plated, M16 threaded indexing plunger manufactured by Elesa & Ganter. It features a plunger diameter of 8mm and a round toggle operation. The unique plunger has two internal retaining balls that snap into and out of pre-set positions, allowing quick, positive adjustment of plunger operation. It is perfect for applications that require quick, controlled changes to position and stroke of the plunger. The plunger is suitable for use in a variety of applications such as packaging, mechanical engineering, robotic, machine tool, and many others. The rugged construction ensures reliable operation, even in harsh industrial environments.