2-piece Hybrid with a half ounce end load. Stadium CL22 . The S.One Composite Barrel/SC4 Alloy Handle combination gives this Stadium great barrel-to-handle energy transfer, which creates an enhanced trampoline effect in the barrel that will consistently increase the distances of your hits. Barrel: 12" S.One Composite. Handle: SC4 Alloy. End Cap: Big "D". USSSA, NSA, ISA, ISF Approved.