Talk:Attack Speed/@comment-213.87.101.92-20151226143813/@comment-109.230.28.132-20151231104224

Each stack lasts 24 seconds...you can stack it 3 times,but the last stack only does +15% instead 30%.

Each stack resets in 24 seconds. So if you get within 24 seconds 3 crits,you have +75% attack speed.