JLG Parts Keeper Shaft Rod. This keeper pin is used on a wide variety of JLG equipment, primarily used to keep the pins in the steering cylinder. The dimensions of the "rod" are 3/8 x 2" Model usage includes: 340AJ, 400S, 450A, 450AJ, 460SJ, 510AJ, 680S, 740AJ, 800A, 800AJ, 800S, 860SJ, H340AJ, 4394RT, R1532i, R1932. Please ensure proper model and serial number range before purchasing.