The ultra light tactical scope rings are made in America out of 6061 T6 aluminum with a hard black anodize and come standard with an anti-cant level cap. Available in , 30mm and 34mm, low .885", medium 1.0" and high 1.25" Please specify in comment section ring size and height at checkout. These ship directly from Hawkins Precision and they are behind in production. There may be delays in shipping since they are making to order. Currently, they are 6-8 weeks behind.