Altra Arrows Centrum 166 Limited Shafts .003 250 1 doz.. 003. Utilizing advanced equipment the arrows' straightness and component consistency are rigorously checked. These arrows are made from a high modulus carbon blend featuring NO SPINE Technology for enhanced tunability and uniformity. Each shaft comes with high-grade aluminum and stainless steel components for superior performance. Specifications for Altra Arrows Centrum 166 Limited Shafts: Manufacturer: Altra Arrows Color: Black Quantity: 10 Features of Altra Arrows Centrum 166 Limited Shafts: Comes in 12 pk Shafts QTY All arrow packages are weight matched to be +/- 1 gn 32" Total Length Components Not Included 12 pack Shafts Quantity Weight matched to +/- 1 grain Package Contents: Altra Arrows Centrum 166 Limited Shafts Altra Arrows Centrum 166 Limited Shafts