need help with anti reversing spring
 

just got a classic army m15a4 ris gun. got a classic army 190% spring got the gear box out and open but the anti reversing spring pop off and i need to know where it goes. if anybody has a picture of where it goes or cna help me i would really appreciate it.

did a little work on it and found out where it goes. thank god. got the gear box back together and it woks great.