Inexpansive electromechanical solenoid wanted ...

Dear makers and tinkers, Can you provide a reference to a place where I can purchase on-line some inexpensive electromagnetic solenoid? It suppose to be activated by Arduino as a chest internal lock...

Thank you in advance!

http://www.allelectronics.com/make-a-store/category/575/Solenoids/1.html

http://www.goldmine-elec-products.com/products.asp?dept=1178

Not so cheap but more selection: http://www.jameco.com/webapp/wcs/stores/servlet/StoreCatalogDrillDownView?langId=-1&storeId=10001&catalogId=10001&freeText=solenoid&search_type=jamecoall

retrolefty: http://www.allelectronics.com/make-a-store/category/575/Solenoids/1.html

http://www.goldmine-elec-products.com/products.asp?dept=1178

Not so cheap but more selection: http://www.jameco.com/webapp/wcs/stores/servlet/StoreCatalogDrillDownView?langId=-1&storeId=10001&catalogId=10001&freeText=solenoid&search_type=jamecoall

Thank you!