Worked perfect until the 10th round was fired. Power adjustment knob gets stuck at a certain point and won't rotate until you reverse direction. Truglo, a forever phone tree 40 min, left a callback # x 3 and no response.

The red dot itself is great, it works perfectly. Received a prompt and professional email shortly after asking me to fill out an rma form. Super fast shipping from seller. Zeros easy - and holds zero.

The dot is clear and getting it sighted in was quick and easy. This is my 2nd holosun optic and they both run like a champ. It's much crisper through the upper lens.

Been using it for several months on my ruger 10/22 takedown and enjoying every shot on the range. All perks holosun boasts about are true, including water resistance. If you are mounting this to another weapon system, it comes with a standard height m...  Read More

Are easy to use and change brightness based on conditions and lighting. Insert the battery under the tab negative side down. Years of battery on time.

Holosun has some major issues on quality control and i will never give them another penny until i see resolution to this problem. Beware of very poor quality mounting hardware and tools that are included. Can not recommend.

This sight has the worst glare or reflection i have even seen on a red dot. The red glare affects almost half the sight when looking at anything inside that isn't white. Looking at something black, like a turned off tv, it is ridiculously noticeable. ...  Read More