User blog comment:Slashingstrike/AD Armor item idea/@comment-25235491-20170323185810/@comment-15077371-20170326112551

The is armor item oriented for AD champions

It has attack speed and CDR so you can stack it faster since its based on stacking system.

There are 2 types of users - Basic attack champions who need attack speed - Champions that rely on their abilities who need cooldown reduction