Manufacturer Part Number (MPN) : 60-997The New Archery Products Killzone 100 Grain Broadhead is a 2 blade rear-deploying broadhead that packs a devastating 2"" cutting diameter. The field-point accurate Killzone uses NAP's unique spring-clip design which ensures your blades won't open in flight or in your quiver. There are no O-rings or rubber bands to worry about. The Killzone is available in a bone-crushing Trophy Tip. No matter which version you choose, the Killzone ensures that you will always Hunt with Confidence.