Check the listing for details. NAP Killzone 2 Blade Rear-Deploying Broadhead 2" Cutting Diameter 125gr 3Pk. Color: Metallic, Condition: New, Made in United States. Listed at 30.18 USD. NAP Killzone 2 Blade Rear-Deploying Broadhead 2" Cutting Diameter 125gr 3Pk The Killzone is a 2 blade rear-deploying mechanical 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. 2” Cutting Diameter The massive 2” cutting diameter creates devastating entry and exit wounds for quicker recoveries. No O-Rings or Rubber Bands NAP’s spring-clip design holds your blades closed in your quiver and in flight, every time. Cut-On-Contact Tip The Killzone is available with a cut-on-contact razor tip for extreme cutting and penetration.