Cheaper source...
Here is the same box minus the 100rd belt:
http://www.ima-usa.com/product_info.php/cPath/4_215_98/products_id/568
Here are the 100 round belts:
http://www.ima-usa.com/product_info.php/cPath/4_215_98/products_id/558
Or if you want three of the 100rd belts:
http://www.ima-usa.com/product_info.php/cPath/4_215_98/products_id/559
Here is the same box minus the 100rd belt:
http://www.ima-usa.com/product_info.php/cPath/4_215_98/products_id/568
Here are the 100 round belts:
http://www.ima-usa.com/product_info.php/cPath/4_215_98/products_id/558
Or if you want three of the 100rd belts:
http://www.ima-usa.com/product_info.php/cPath/4_215_98/products_id/559