What i am trying to do, its for an enemy, or obstacle. the blade things, the ones that spring out at you when you are on the same plane as them. so at the start i did the Link.x stuff, but realized that was too precise, and i wanted to sort of have a well its close to the same X so that still counts kind of thing. so its not exact. and what i meant by tolerance(sorry ive been taking an engineering class, and the vocab quiz is annoyingly engraved in my head.) tolerance is how off you can build a peice with it still being right.. so say a + or - .5 so thats what im trying to do. link.X give or take a certain number