The Centerpoint CP400 Crossbow Bolt is a reliable choice for any serious archer. Its high-performance carbon shaft ensures consistent accuracy, even at long ranges. With a straightness of .003", these bolts are designed to withstand the high-energy demands of crossbows. The 400 grain weight provides excellent penetration and accuracy. For those on a budget, this affordable option is perfect for practice or hunting. And with fast shipping, you can get started right away.Product Features and Specifications: Straightness: .003" Weight: 400 grain Material: High-performance carbon shaft Compatibility: CP400 crossbow and other crossbows with 20" arrows and non-proprietary half moon nock