The Calmark Birtcher part 24BX-2-10-3-L is a PCB Lok Tainer designed to securely hold printed circuit boards in place. Made of high-quality beryllium copper, this tainer ensures reliable contact and a secure fit. With a board thickness of 0.063 inches, it is suitable for various PCB applications. The left lever makes it easier to operate and adjust effortlessly. Measuring 5.0 inches in length, this high-performance tainer guarantees optimal stability and effectiveness for your PCB assembly needs.