[apple_tech]

what is the size of the center pin O.D.? i've see 0.3125" used. What is the play i have with this?

 

[7.62x39]

The size is pretty flexible.
You may have to grind the flat on the front to clear the mag.

I use the shank portion of a 5/16 bolt.

 

[apple_tech]

7.62x39,

Thanks, it was your post that i got that size. Just wanted to know how much flex i had.

Thank ya.