The 2026 Marucci CATX RCKLESS -10 USSSA JBB Baseball Bat MJBBCR brings championship-caliber performance to the next generation of baseball players through innovative design and cutting-edge alloy technology. Specifically engineered for younger athletes in recreational and competitive youth leagues, this bat delivers the perfect introduction to the legendary RCKLESS series while maintaining the manageable swing weight that developing players need to build proper mechanics and confidence at the plate. The lightweight -10 drop weight configuration allows young hitters to generate impressive bat speed while learning to make consistent contact, creating a foundation for future baseball success. Built with the same premium technologies found in Marucci’s professional-grade equipment and rigorously tested by youth coaches nationwide, this bat doesn’t just help young players competeit helps them fall in love with the game through immediate success and unmatched performance.

• Ring-Free Barrel Construction eliminates dead spots throughout the hitting surface, ensuring every swing delivers maximum performance and helping young players experience success even on less-than-perfect contact
• AV3 Vibration Dampener utilizes advanced third-generation anti-vibration technology to protect young hands from sting and harsh feedback, keeping players comfortable and confident throughout long games and practice sessions
• AZR Alloy Barrel construction provides responsive feedback that helps young players understand quality contact while maintaining the durability needed to withstand the learning curve of developing swing mechanics
• Multi-Variable Wall Design creates an expanded sweet spot with strategically thinned barrel walls, turning mishits into fair balls and solid contact into line drives that build confidence and excitement for young athletes
• TFX True Flex Endcap features softer construction that maximizes barrel flex toward the bat’s end, creating a larger responsive hitting zone that accommodates the developing hand-eye coordination of younger players
• Updated Knob Design delivers optimized comfort and grip security specifically sized for smaller hands, ensuring proper grip placement and reducing slippage during aggressive swings
• One-Piece Alloy Construction provides seamless energy transfer and the traditional swing feel that helps young players develop proper mechanics and timing without compromise
• Precision-Balanced Feel produces optimized weight distribution that allows young athletes to generate impressive bat speed while maintaining control, building swing confidence and plate discipline simultaneously
• Enhanced Soft-Touch Grip with specialized debossed pattern improves hand traction for smaller hands while providing the comfortable feel needed for extended batting practice and game situations

Model Specifications:

Length Options: 24″, 25″, 26″, 27″ Drop Weight: -10 Barrel Diameter: 2 3/4″ Construction: One-Piece Alloy Certification: USSSA 1.15 BPF Grip: Blue 1.75mm Enhanced Soft-Touch Warranty: 1 Year Manufacturer Warranty Model Number: MJBBCR League: JBB (Junior Big Barrel)