The Ulticlip Enduo allows you to carry a spare magazine without carrying additional equipment. The stainless steel clip automatically retracts when the magazine is removed from your pocket. Installation is quick and simple. The high bond tape adheres to the baseplate of most pistol magazines and is ready for use after 24 hours. Product Specifications Retractable Stainless Steel Spring with black oxide finish High bond adhesive tape Weight: Each Enduo weighs less than 4 grams Minimum Profile, Maximum Concealment American Made