Low-friction self-cleaning polymer follower Proprietary polymer body and end cap Made in U.S.A. 30-round capacity This is truly the evolution of the already unmatched US Palm AK magazine design. The AK30R is designed for reliability on the range and is priced so that you can load up on mags without breaking the bank! This polymer magazine features a low friction self-cleaning polymer follower and the unique waffle and tread design that is synonymous with the US Palm brand. This magazine is ready right out of the bag to ''Weather Any Storm'' at a price you simply cani??t beat!