Carbon Express Game Slayer Fletched Aluminum Arrows with 4" Vanes, 3-Pack Alloy aluminum arrow is fully assembled with an insert and 4-inch vanes Tunable polycarbonate TCX nocks for greater accuracy (nock color may vary from image) 7001-T6 alloy construction with a tensile strength of 88,000-PSI Item specifications: 31-Inch Length and 2216- Size 3-pack of black arrows