Get explosive impact and maximum distance through swing speed with the new Nike Aero Fuse. The precision Zr91 aluminum alloy barrel is engineered for full-speed contact and maximum accelerated swing speed. Extra speed is also achieved through balanced weighting and a speed-boosting Aero-cap. The carbon composite handle enforces bat stiffness while dampening vibrations, making an exceptional connection on contact. -3 Adult bat. 2 5/8" barrel. BESR certified.