CNT Carbon Nanotube technology enhances Easton's unique Opti-Flex™ composite handle technology, providing maximum handle flex. The Stiff Opti-Flex handle makes the BST9 1.5 times more flexible than aluminum Easton's exclusive SC900™ Scandium 900 Alloy is the strongest and toughest alloy on the market, providing maximum barrel performance Easton's patented ConneXion™ technology acts like a hinge to provide the most efficient energy transfer from handle to barrel for maximum "whip" and a quicker bat with more power through the hitting zone BESR Certified - 2 5/8" diameter barrel and -3 length-to-weight ratio Thin 31/32" tapered handle with Pro-Tack cushioned grip