BloodSport Night Fury Extreme Broadhead Cross-Opening Mechanical Chisel Tip Stainless Steel Blades Red 100 Grain 3 Pack. The blade containment system on the Night Fury Extreme flies with deadly field-point accuracy. What you may not expect is the punishing damage this blade delivers upon impact. Two curved cross-opening blades instantly open on contact to create a cutting diameter of 2.25in. And because the Night Fury Extreme doesn't require any rubber bands or O-rings there is little energy loss making hits all the more devastating. Blades are 420 stainless steel. Specifications for BloodSport Night Fury Extreme Broadhead Cross-Opening Mechanical Chisel Tip: Manufacturer: BloodSport Color: Red Fabric/Material: Stainless Steel Aluminum Quantity: 3 Inner Diameter: 1.25 in Weight: 100 grain Archery Application: Hunting Bullet Weight: 100 grain Features of CrossFire Night Fury Extreme Broadhead Cross-Opening Mechanical Chisel Tip 2 1/4in cutting diameter mechanical blades Integrated chisel tip 7075 aircraft aluminum ferrule Blade Retention System keeps blades closed until entry No rubber bands or O-rings True field-point accuracy Designed for use with compound bows and crossbows Package Contents: CrossFire Night Fury Extreme Broadhead Cross-Opening Mechanical Chisel Tip BloodSport BLS10818: Night Fury Extreme Broadhead Cross-Opening Mechanical Chisel Tip Stainless Steel Blades Red 100 Grain 3 Pack