The Mutiny is selectively engineered for higher velocity to create a flatter trajectory and increased accuracy. The advanced carbon composite design is exceptionally durable and is laser sorted for greater consistency and all around performance. The Mutiny features Carbon Express' unique Diamond-coat finish that provides greater durability and a smoother, slicker surface for easy target removal. For those that choose the fletched arrows, each Carbon Express Mutiny arrow is fletched with compact Predator vanes for higher arrow velocity and utilizes tunable nocks for precision accuracy.á Predator Vanes - High performance compact design for added arrow velocity and greater accuracy. Diamond-coat finish-Provides greater durability and stealth performance on an arrow rest. Tunable nocks-Adjustable nocks for precision accuracy. Straightness: ¦ .003". Weight Tolerance: ¦ 2.0 grain.