x14 alloy barrel: a massive alloy barrel designed specifically for elite power hitters; paraflex plus composite handle design allows for better weight distribution and improved feel on contact.direct connection: creates a stiffer feel to deliver even greater power outputtremor end cap: redesigned with stronger materials to maintain barrel integrity and optimize power.half + half construction: a continuation of demarini's innovative technology, this stick features a stiff composite handle and massive alloy barrel for a stiff and powerful swing