Mossberg 500/590 dimension question

[Lon]

Trying to find the outside width of the 500/590 receiver where the stock attaches. Anyone with a micrometer able to help?

Thanks

[peterb]

Trying to find the outside width of the 500/590 receiver where the stock attaches. Anyone with a micrometer able to help?

Thanks

My 12-gauge 500s are 1.40 -1.41”. 20-gauge is just over 1.3”.

[Lon]

My 12-gauge 500s are 1.40 -1.41”. 20-gauge is just over 1.3”.

Thanks!!!