Carbon Express Torrid SS Broadhead, 85-100 Grain Adjustable Weight, 3-Pack 3-blade expandable design for increased cutting action Has a Trocar, hollow-ground chisel point and a weight adjustment collar that allows for either an 85 or 100 grain broadhead (doubles as a stop washer) Aircraft-grade aluminum ferrule for increased strength and penetration Item Specifications: Cutting diameter 1.5", Blade Thickness 0.031", 85-100 Grain Weight 3 broadheads per pack