Brownells Shotgun Sight Kit "C" is a must have for any gunsmith or sporting goods store looking to save valuable time and really please their customers. We have taken everything that's great about our Shotgun Sight Kits "A" and "B" - like their unparalleled selection of high-quality and size-popular sight beads - and added a special feature to make the beads in Kit "C" fast, easy, and convenient to install . . . every time. Every sight bead in Shotgun Sight Kit "C" has the advantage of skirted shoulders. What this means to you, the professional gunsmith or the sporting goods store owner, is you'll never have to g Mfg: Brownells SPECS: Brass and Stainless Steel Beads in 3A 1/2" (8.9cm) x 7" (17.9cm) clear plastic box.