HKS has been serving the shooting sports industry and the law enforcement community for over thirty years. Their magazine loaders are considered to be the best the industry has to offer. All HKS products are made in the USA, with materials made in the USA. HKS prides themselves of their quality, and since speedloaders are their only business, they have to be the best. This magazine loader will load magazines for: Browning Buck Mark Challenger II Ruger 22/45