Rage Krossbow Kore Broadhead 100 Grain (Pack of 3), Silver Precision - Rage broadheads are known for their accuracy and their wound channels are legendary Ferrule alignment technology - promotes aerodynamic flight, compact ferrule for optimum weight distribution, razor sharp 035" stainless steel blades, 1.6" cutting diameter, and 100 grain broadhead Revolutionary - kore technology features an advanced geometric design with cnc-machined cavities that allows for 6 independent cutting surfaces Technology - comes with improved shock collar technology which ensures proper blade retention Rage - leading the evolution in mechanical broadheads