its an angle but you still need to aim it up and down

32+-

They work with KM40 pretty well.

30 they blows with km 40.

thks, I tried 31 and its good

Bye

Anti Aircraft Golden Angle can be found @ trainworld.us they list the angle for every gun that has a max degree of angle of 90 and all the guns in between ... www.nf-guides.com/aa.htm <<<< the link and explaination of how to properly use AA guns