Button Top IMR for 4nine suggestions???

[Tuck]

I've been having issue with my Armetius 4Nine using flat tops guess I'll try some button tops. any suggestions???

 

[fq06]

What issues are you having?

 

[Zamazam]

here ya go, this is what I use in mine: http://www.imrbatteries.com/efest-purple-imr-18650-2500mah-35a-3-7v-rechargeable-button-top-battery/

 

[slayer450]

here ya go, this is what I use in mine: http://www.imrbatteries.com/efest-purple-imr-18650-2500mah-35a-3-7v-rechargeable-button-top-battery/

The red efest fit good in mine, for some reason the purple I get constant fire if I try to make all connections tight? I give up on it, use my panzer