Alright, so I have a Leather Long Bow with 100 proficiency, only problem is that it's original durability was 11 and now it's 8. It needs to be 9. I was wondering, could I use the Jewel Upgrade to give it +2 Max Durability and then turn it into a spirit weapon? Or does the jewel upgrade not count?
Leather Long Bow - Mabinogi World Wiki
Go down to jewel upgrades.