This is a 30-rd magazine for AR-15 / M16 rifles and carbines. The magazine body and follower are constructed of a proprietary DuPont® Zytel™ based polymer to ensure a long service life. The springs are made from heat treated Chrome-silicon wire for increased reliability and smooth feeding.
WARNING: To the state of California, this product is known to have chemicals that cause cancer, birth defects, and harm to the reproductive system.