Magpul 308 Win Original Mag Assist (Pack of 3), Black Provides improved speed and controllability during high stress, tactical mag changes Durable synthetic rubber loop with recessed rough gripping surface Quick and easy installation and removal Patented design based upon the tried and true para-cord loops and duct-tape tabs currently in use with special warfare units worldwide Made in USA Installs on the base of a rifle magazine Provides improved speed and controllability during high stress, tactical magazine changes Durable synthetic rubber loop with recessed rough gripping surface Made in USA