Why did you have it apart? 
He may be on Barry's boat!Also PM MAXANT he is always on the forum. Unless he is on his boat. Wonder if he has a boat.:scratch:
See I told you he would answer on a weekend. Gotta have faith in the land lubber.1/2 stainless is the size, same one we use on the 3100.
Boat.......nope.
Prefer the land and 4 tires.