SB4JHU • 454 JEFF HALL 0.5oz RELOAD USSSA • ONE-YEAR WARRANTY • 454TM USA – Worth’s patented 454 technology extends the sweetspot two inches in BOTH direction, giving the player the largest sweetspot in the industry. JEFF HALL RELOAD – 0.5Oz End-Load designed for bat control and power 100% COMPOSITE – Barrel is made solely from composite materials. 1.20 BPF W/ABI – Multi-layer composite core designed to provide exceptional rebound and maximum durability. APPROVED BY – USSSA, NSA, ISA and all other associations using 1.20 BPF w/ABI standard.