You might be better off grabbing these adding the kit and painting, the resin one will most likely smash if you drop it. Just my 2 cents.
http://cgi.ebay.com/501st-Stormtrooper-E-11-Hasbro-Blaster-Conversion-Kit-/250766322227?pt=LH_DefaultDomain_0&hash=item3a62d66a33
http://cgi.ebay.com/Star-Wars-StormTrooper-Electronic-Blaster-rifle-gun-501-/120667070482?pt=LH_DefaultDomain_0&hash=item1c18516012