Gold Tip Black Label Quantum Shafts 340 1 doz. Micro-diameter .204"" ID design for increased penetration;Laser-checked straightness;Straightness tolerance: .0025 inches;Weight tolerance: +/- 2 grains;Night renegade graphics;GPI: 400 spine: 7 GPI, 340 spine: 7.7 GPI, 300 spine: 8.3 GPI, 250 spine: 9.3 GPI;Includes ballistic collars: 400 spine: 16.1 grains, 340 spine: 15.6 grains, 300 spine: 14.5 grains, 250 spine: 18.4 grains;Includes aluminum inserts: 400 spine: 24.3 grains, 340 spine: 24.9 grains, 300 spine: 25.4 grains, 250 spine: 26.4 grains;Sold as a 12-pack (1 dozen)table.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; } Item Category Code: 1000 Product Group Code: 1000B Product Sub Group 1: 1000B1 Inactive: No