Close-Out Item: All Sales are Final Hammer Special Effect High Performance Bowling Ball The new Hammer Special Effect is the perfect follow-up to the iconic Effect, Hammer’s most successful High-Performance ball in decades. Building on the proven power of the Huntsman core, featured in the original Effect, the Special Effect takes your game to the next level with HK22-Cohesion Solid, the hottest cover in bowling. This solid cover, crafted with factory compound, delivers exceptional mid-lane motion and an aggressive change of direction. Compared to the original Effect, the Special Effect still provides ease through the front of the lane but is slightly earlier, giving you the edge when there’s oil, and you need a bigger hooking shiny ball. Designed for versatility, the Special Effect is your go-to ball for consistent, high-performance results on a variety of oil patterns. Product Info Core Specs Videos Downloads LEVEL High PART NUMBER 60-108365-93X COLOR(S) Purple / Red / Grape / Black CORE Huntsman COVERSTOCK HK22 - Cohesion Solid COVER TYPE Solid Reactive FINISH 500, 1000, 1500 Siaair / Factory Compound BALL MOTION Strong Mid-Lane and Backend LANE CONDITION Medium to Heavy Oil WEIGHTS 12-16 lbs RELEASE DATE 03/20/25 WARRANTY Hammer 2 Year Limited Warranty * Product Note: 12-13 lb. models of this ball use an alternate core that is different from the heavier models. WEIGHT RG DIFF INT DIFF 16 lbs 2.483 0.043 0.015 15 lbs 2.470 0.050 0.017 14 lbs 2.495 0.050 0.016 13 lbs 2.597 0.041 0.014 12 lbs 2.593 0.041 0.014 Hammer Special Effect - Tech Sheet Hammer Asymmetric Drilling instructions