A Whole New Look at Symmetric Bowling Balls In previous years, Track symmetric bowling balls have offered medium to low flare potential. This created a controllable reaction. The Stealth breaks the mold. The Stealth core is a new design and features a dense flip block at the bottom of the core mass. Bowlers wanting more performance from a symmetrical ball will love this one due to the low RG and high diff combination! Tech Specs RG: 2.482 (15 lb.) DIFF: 0.056 (15 lb.) FINISH: 500, 1000, 1500 Siaair Micro Pad AVAILABLE WEIGHTS: 12-16 lbs. A Ball Reaction that Hugs the Lane The Stealth core is wrapped with the QR-9 Solid reactive cover. it is known for it's strength in oil and maintains a strong reaction at the breakpoint. Smooth, strong and perfect for a variety of lane conditions. Touring pros approve! Read more Paragon Paragon Hybrid Stealth Legion Solid Kinetic Black Ice Heat Performance High High Upper Mid Upper Mid Mid Mid Core I-Core 3.0 I-Core 3.0 Stealth LT-2 Shuttle Modified Tri-Core Core Type Asymmetrical Asymmetrical Symmetrical Asymmetrical Asymmetrical Symmetrical Coverstock QR-11 Solid QR-11 Solid QR-9 Solid Prime Response QR-7 Pearl DR-7 Solid Coverstock Type Solid Reactive Hybrid Reactive Solid Reactive Solid Reactive Pearl Reactive Solid Reactive Finish 500,1500 Siaair 500, 1000, 1500 Siaair / Crown Factory Compound 500,1000,1500 Siaair 500, 2000 Siaair Micro Pad 500,1000,1500 Siaair/Crown Factory Compound 500,1000,2000 Siaair Lane Condition Heavy Oil Medium to Heavy Oil Medium to Heavy Oil Medium to Heavy Oil Medium Oil Medium Oil Reaction Shape Strong overall hook Length with strong backend Strong midlane and backend Strong midlane and backend Skid / Flip Length with strong backend DOT Technology ✓ ✓ ✓