Beman has taken the performance of the Classic to the next level with the addition of MFX Micro Effect and Hidden Insert Technology (HIT). This means more power, more durability, and more penetration for traditional bowhunters. Great performance with the vintage look of Classic's wood grain finish makes this the best traditional shaft Beman has ever offered.Micro-diameter MFX carbon composite Straightness: +/-.003" Weight tolerance: +/-2.0 grains Direct-fit "X" Nock-installed HIT Inserts-included