BKL is a world-known company that deals exclusively with only one line of products. They develop and manufacture mounts for a very specific type of rifles. They produce ring mounts, spacers and rail mounts for air and small-caliber rifles. BKL develops rings and rail mounts for rifles with 11mm dovetail. The BKL headquarters are located in Texas. The company is very popular in the USA and Europe. Their products are made of quality materials and their price-performance ratio is very good.