Gold Tip Pierce Tour Shafts 600 Black Pack of 12. This micro diameter arrow made with Gold Tips Smart Carbon Technology resists wind drift and provides unmatched straightness retention. That means accurate shots that work in your favor even when the conditions are not. Specifications for Gold Tip Pierce Tour Shafts: Manufacturer: Gold Tip Quantity: 12 Features of Gold Tip Pierce Tour Shafts GPI 9.8 Length: 32" Straightness Tolerance: +/- .1" Weight Tolerance: +/- .5 gr Outer Diameter: .245" Inner Diameter: .166" Package Contents: Gold Tip Pierce Tour Shafts New for 2017 the Pierce Tour is specifically engineered for outstanding performance in outdoor archery conditions where long distances rule and unpredictable winds abound. This micro diameter arrow made with Gold Tips Smart Carbon Technology resists wind drift and provides unmatched straightness retention. That means accurate shots that work in your favor even when the conditions are not. Features/Specifications: GPI 6.2Length: 30Straightness Tolerance: +/- .1Weight Tolerance: +/- .5 grOuter Diameter: .219Inner Diameter: .166