Meet the Altra Centrum 204 Premier Shafts—high-grade carbon arrow shafts built for serious archers who demand precision and tunable flight. Designed for repeatable accuracy, these shafts pair industry-leading straightness with advanced tuning features to optimize your setup.

• Material: High-grade carbon shafts crafted for rigidity and consistency in flight
• Straightness: Industry-leading.001" straightness, verified with state-of-the-art measuring equipment
• NO SPINE Technology: Enables improved tunability and consistency across shots
• Weight Matching: Each shaft weight matched to +/- 1 grain for uniform flight dynamics
• Length: 32" total length to fit a wide range of bow setups
• Inserts & Nocks: A.R.C.O.S. Insert/Outsert System and nocks included for quick, reliable assembly
• Premium Components: Premium aluminum and stainless steel hardware for durability and accuracy
• Size Options: Available in 250, 300, 350, 400 spine variants to match your draw and setup
• Quantity: Sold as 1 dozen per package

These shafts are engineered for archers who pursue peak precision. The combination of extreme straightness, weight consistency, and spine-tuning capability means tighter groups and more predictable flight across conditions. The ARCOS system and included components simplify setup, so you can focus on aiming and shooting rather than fiddling with gear. Available spines let you tailor the center of balance and flex to your bow, draw length, and release style, delivering reliable performance shot after shot.