Five members or associates of the Gypsy Jokers were arrested and charged with various offences.A 34-year-old club member was charged with 13 offences including illegally possessing a firearm, possessing prohibited weapons and possessing equipment to make amphetamines.The 34-year-old was charged following the discovery of a locked trunk at Peterborough in the state's mid-north which contained an arsenal of weapons including pistols, sawn-off shotguns, rifles, swords, other knives, ammunition and recipes for making bombs, police said.A separate raid at Carpenter Rocks in the state's southeast resulted in a 51-year-old man being charged with drugs offences after a search of his house discovered 11 pounds of cannabis and another 12 cannabis plants growing hydroponically.