Product Details Material: Carbon Shaft diameter: Outer 8.8mm Inner 7.6mm Condition: New item Tips: 125Grains With O-ring. The tips can be replaceable, the insert is glued Nocks: Plastic moon nock Vane: 4 inch TPU vane Weight: 20"": about 439 grain / 22"": about 455 grain Broadheads Length: 2.75"" Broadheads Width: 1.2"" Broadheads Weight: 100Grains Package includes 12 pieces of carbon crossbow bolts 6 hunting broadheads