I had one on my AR which has the scope mounted very high ,after I put it on I then realized how much I was canting the rifle .Well only lasted about 50 rounds then broke .I see Vortex makes one for about $30 . I wonder if the vortex ones are durable ?

“To account nothing of one's self, and to think always kindly and highly of others, this is great and perfect wisdom.”
― Thomas à Kempis, The Imitation of Christ