Faxon Firearms Magazine Marker Bands offer a simple and effective way to keep your magazines organized and easily identifiable. Designed to fit standard AR-15 magazines, with each caliber marked in a distinct color for quick differentiation. Durable and long lasting, they won't damage your magazines or interfere with rifle operation. Easy-to-install and remove, these marker bands are a must have for staying organized at the range or in the field. Upgrade your gear with Faxon Firearms Magazine Marker Bands and ensure you're always using the right magazine for the job. Marked with a bold ".300 AAC Blackout" designation, ensuring quick and easy caliber identification for enhanced safety and efficiency Constructed from durable rubber, this component features a clearly marked side for easy identification and enhanced usability Conveniently packaged in a set of 10, providing excellent value and ample supply for multiple applications