The Theorem Delta evolves Track’s trusted benchmark motion by combining strong midlane traction with a sharper response to friction. It preserves the sweeping, reliable shape of the original Theorem while adding continuation and backend. The MC² asymmetric core and Super Response Hybrid HK22 coverstock make it a versatile go-to option on medium to oily conditions.
- Coverstock: Super Response Hybrid (HK22)
- Core: MC² Asym
- Finish: 500, 1000, 1500 Siaair / Factory Compound
- 15 lb RG: 2.473; Differential: 0.046; Intermediate Differential: 0.017
- 14 lb RG: 2.487; Differential: 0.046; Intermediate Differential: 0.017











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