Domination through transition. Some strong balls burn up too early; others quit once the lanes change. The Hammer Spawn was engineered to avoid both. Finished in an intimidating all-black design, this asymmetrical monster lets you stay aggressive longer while everyone else loses motion and carry. The proven HK22C² Solid cover creates serious traction in the oil while the Gauntlet core keeps the motion stable, powerful, and predictable when deeper angles come into play. Positioned perfectly between the Black Widow 3.0 Dynasty and the Zero Mercy Solid, Spawn fills that sweet spot where traction meets continuation. Who It's For Heavy-oil players — HK22C² Solid digs into the oil and keeps driving. Bowlers who migrate left — open the lane and still corner like it's fresh out of box. Competitive players — a reliable big asym to stay in longer as conditions break down. Ball Specifications Color: Black Coverstock: HK22C² Solid Weight Block: Gauntlet Factory Finish: 500, 1000 Siaair Micro Pad Flare Potential: High Radius of Gyration (RG): 16lbs - 2.512; 15lbs - 2.501; 14lbs - 2.517 Differential (Diff): 16lbs - 0.044; 15lbs - 0.050; 14lbs - 0.050 Intermediate Differential (Diff): 16lbs - 0.011; 15lbs - 0.012; 14lbs - 0.012 Fragrance: N/A Backed by expert drilling, fast shipping, and the best prices on performance gear.