Magbrush by kleen-bore is for competitive shooters law enforcement military or wherever positive ammo feeding is critical.It cleans and addresses a commonly overlooked area of maintenance on magazine-fed firearms.The brush removes gummy reside dust dirt and unburden powder from inside the magazine and well for quicker easier magazine release and increased reliability for cartridge feed.It is compatible with staggered stacked magazines.Quantity: 1Bristle Type: NylonLength: 10"Protects: Removes Dirt/Grease/Oil