Here is a great deal on the current champion of the 18650 amp limit. These batteries pack a whopping 35A limit and have capacity to match - at 2500mAh. In terms of statistics these are the premier battery.
You are getting two with free shipping for $19.49 and they ship from the USA.
THE HARD COPY: Safe chemistry
LiMN means reduced risk of venting with flame or explosion. Due to the
safety inherent in IMR safe chemistry batteries there is no protection
circuitry added or built in. This provides a slightly shorter battery
length to enable a good fit in most mods.