Louisville Slugger 2 58 Barrel Select 715 -10 Baseball Bat. Select 715 is Crafted to be the Next Generation of Hybrid Power. Specs are 100% Composite BarrelAC21 Alloy Handle. Tru3 - 3-Piece Construction. 2 58 inch barrel diameter. 78 inch tapered handle. -10oz length to weight ratio. USSSA 1.15 BPF Approved. Features USSSA stamp. Model SLS7150.