Gold Tip Series 22 Pro Shafts 12 pack. Constructed with Gold Tip's Smart Carbon Technology for unmatched durability and straightness retention. Components sold separately. Specifications for Gold Tip Series 22 Pro Shafts: Manufacturer: Gold Tip Color: Black Quantity: 12 Length: 30 in Diameter: 0.344 in Fletching: Shafts Spine: 300 Straightness: 0.001 in Features Straightness Tolerance: +/- .001in Weight Tolerance: +/- .5 gr 22/64in diameter Outer Diameter: .338in Inner Diameter: .300in Factory Length: 30in Weight: 7.3 GPI Package Contents: Gold Tip Series 22 Pro Shafts Gold Tip 22PROSN: Series 22 Pro Shafts 12 pack