What is the stock e-mag barrel's bore?

[magman007]

just wondering, i love mine, and im tryin to buy 2 more barrels, well i need to kno what size barrels i need, is the e-mag medium, small, or large?

[FrAuStY]

Same thing as a stock R/t barrel which is .689-.691

[cphilip]

Ya I say .689...

I have used the same paint that fits in a freak .689 and it works great in a stock emag or RT pro barrel too.