The biggest drawback I see to the Enfield for those of us in the US is that other cartridges are so much easier to find. You can find .270, .30-30, .308 & .30-06 everywhere over here. .303 is a might harder to come by. At least it is in my neck of the woods.
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"There is not a man of us who does not at times need a helping hand to be stretched out to him, and then shame upon him who will not stretch out the helping hand to his brother." -Theodore Roosevelt