Gold Tip 30X Pro Shafts 12 pack. Ultra tight tolerances will keep your focus on the win not your arrows. Big enough and stiff enough to handle the fastest bows. Its large diameter will snag the scoring ring when you need it most. Constructed with Gold Tip's Smart Carbon Technology for unmatched durability and straightness retention. Components sold separately. Specifications for Gold Tip 30X Pro Shafts: Manufacturer: Gold Tip Color: Black Quantity: 12 Length: 30 in Diameter: 0.406 in Fletching: Shafts Spine: 150 Straightness: 0.001 in Features of Gold Tip 30X Pro Shafts Straightness Tolerance: +/- .001" Weight Tolerance: +/- .5 gr 26/64" diameter Outer Diameter: .399" Inner Diameter: .360 Factory Length: 30" Weight: 8.5 GPI Package Contents: Gold Tip 30X Pro Shafts Gold Tip 30XPROSN: 30X Pro Shafts 12 pack