OEM Replacement shafts for JBL Woody Magnum Series spearguns. These spearshafts feature slide ring stops and notches to be used with bands that have metal wishbones. Each 17-4 stainless steel shaft is hand straightened, tuned, and heat treated. The result is maximum accuracy and hardness. Available in 9/32, 5/16, and 3/8″ diameter with slide ring stop and 2 – 3 rest notches (depending on model) for use with bands that have metal wishbones. Available with 6mm threads.