Wire-made fishing rig for giant grouper Thank you for viewing! This product is made with 49-strand #39 wire! It has a tensile strength of up to 115 kg. Fluorescent tubing is also inserted for about 10 cm to prevent moray eels from getting tangled. The hook uses Gamakatsu's giant grouper hook, size 40. The swivel is size 5/0. How about it for a big giant grouper? We will ship according to the number you want, so please tell us the quantity and we will create a dedicated page! It will take 2-3 days to ship as we will start from the making process! Please contact us if you are in a hurry.