Premium Hardball Baseball by KNOCK – Japan Direct Mail

High-density 580g metal core for unmatched durability and consistent flight performance

91CM precision-engineered design ensures optimal balance and professional-grade playability

Ultra-smooth surface finish with reinforced seams for superior grip and weather resistance

Ideal for competitive leagues, training drills, and high-impact gameplay

Certified Japanese craftsmanship with strict QC for tournament-ready performance

Bulk wholesale pricing available for teams, schools, and sporting goods retailers