France was OK last time I shipped, Germany was not, you have to check each country individually-has nothing to do with US. 3 pc bows are OK in some countries-1 pc can be a real pain due to box length. Get paid by int'l Paypal in any case.
Sooner or later the buyer will ask you to lower the value declaration on the customs form to reduce taxes-you will havta' decide.
Problems are generally customs duties, taxes, shipping costs, insurance and restrictions.
Make sure it is worth it to YOU before you even start.