Rage Shock Collars SC/Xtreme/Hypodermic 15 pk. Shock collar is designed to hold the blades in place until contact with intended target;For use with Rage Xtreme, Hypodermic, SS, and 2 Blade SC broadheads;Does not work with Hypodermic Deep Six broadheadstable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; } Item Category Code: 1300 Product Group Code: 1300G Product Sub Group 1: 1300G1 Pack Size: 15 Inactive: No