The SME Ammo Pal 12 Gauge Shotshell Holder features patent pending retention fingers which keep your shells secure (even upside-down) and flex to release a shell when you need one. The Ammo Pal has an exclusive, adjustable mounting system which features two sets of dual mounting clips (1 long; 1 short) and can be used together or independently. The clips are removable and can be adjusted into over a dozen configurations to mount almost anywhere.