{"merchant":{"slug":"bowlersmart","name":"BowlersMart","domain":"www.bowlersmart.com"},"id":"1267218","sku":"60-108507","gtin":null,"name":"Hammer Zero Mercy Pearl Bowling Ball","brand":"Hammer","categories":[{"name":"Asymmetrical Core Bowling Balls","slug":"asymmetrical-core-bowling-balls"},{"name":"Bowling Balls","slug":"bowling-balls"},{"name":"Bowling Brand","slug":"brands"},{"name":"Bowling Deals","slug":"bowling-deals"},{"name":"Hammer","slug":"hammer"},{"name":"Hammer Bowling Balls","slug":"hammer-bowling-balls"},{"name":"Heavy Oil Bowling Balls","slug":"heavy-oil-bowling-balls"},{"name":"High Performance Bowling Balls","slug":"high-performance-bowling-balls"},{"name":"MRP/MAP","slug":"mrp-map"},{"name":"Pearl Reactive Bowling Balls","slug":"pearl-reactive-bowling-balls"},{"name":"Pre-Orders / New Releases","slug":"new-bowling-balls"}],"buy_url":"https://www.bowlersmart.com/product/hammer-zero-mercy-pearl-bowling-ball/","pages":{"html":"https://ittems.com/bowlersmart/p/hammer-zero-mercy-pearl-bowling-ball","md":"https://ittems.com/bowlersmart/p/hammer-zero-mercy-pearl-bowling-ball.md","json":"https://ittems.com/bowlersmart/p/hammer-zero-mercy-pearl-bowling-ball.json"},"price":{"min":194.95,"max":194.95,"currency":"USD"},"availability":"instock","checked_at":"2026-10-18T22:39:20.618554+00:00","source_updated_at":"2026-10-18T21:35:17+00:00","summary":"What should I know about the Zero Mercy Pearl? Strong asymmetric Super Offset Core, shared with the Zero Mercy Solid HK22C2 Pearl cover at a 1500-grit polish for length and a sharp backend The clean, angular pearl of the Zero Mercy pair for medium to heavy oil","specs":[{"key":"Brand","value":"Hammer"},{"key":"Release Date","value":"November 2025"},{"key":"Bowling Ball Coverstock Type","value":"Pearl Reactive"},{"key":"Bowling Ball Cover Name","value":"Hammer HK22 C2 Pearl Reactive"},{"key":"Bowling Ball Core Shape","value":"Asymmetrical Core"},{"key":"Bowling Ball Core Name","value":"Hammer Super Offset Core"},{"key":"Radius of Gyration: RG (15LB)","value":"2.52"},{"key":"Differential: Diff (15LB)","value":".053"},{"key":"Mass Bias Strength","value":".020"},{"key":"Flare Potential","value":"5 - 6 Inches"},{"key":"Surface Finish","value":"1500 Grit Polish"},{"key":"Preferred Lane Conditions","value":"Medium - Heavy Oil"},{"key":"Bowling Ball Color","value":"Black, Orange, Silver"},{"key":"Ball Performance Level","value":"Hammer Upper Mid Performance Bowling Balls, High Performance Bowling Balls"}],"variants":[{"sku":"60-108507-936","gtin":"840315623699","label":"16LB","price":194.95,"stock":17,"options":{"Ball Weight":"16LB"},"availability":"instock","regular_price":279.95},{"sku":"60-108507-935","gtin":"840315623705","label":"15LB","price":194.95,"stock":147,"options":{"Ball Weight":"15LB"},"availability":"instock","regular_price":279.95},{"sku":"HAM6010850714","gtin":"840315623712","label":"14LB","price":194.95,"stock":103,"options":{"Ball Weight":"14LB"},"availability":"instock","regular_price":279.95},{"sku":"60-108507-933","gtin":"840315623729","label":"13LB","price":194.95,"stock":27,"options":{"Ball Weight":"13LB"},"availability":"instock","regular_price":279.95},{"sku":"60-108507-932","gtin":"840315623736","label":"12LB","price":194.95,"stock":14,"options":{"Ball Weight":"12LB"},"availability":"instock","regular_price":279.95}],"options":[{"name":"Drilling Protection","type":"multiple_choice","price":null,"choices":[{"label":"Yes - Covers Cracking During Ball Drilling","price":4.95,"price_type":"quantity_based"},{"label":"Decline Protection","price":null,"price_type":"quantity_based"}],"required":false,"price_type":"flat_fee"},{"name":"Extra 365 Warranty Coverage","type":"multiple_choice","price":null,"choices":[{"label":"Yes - Add 365 Warranty Coverage","price":5.95,"price_type":"quantity_based"},{"label":"Decline 365 Warranty Coverage","price":null,"price_type":"quantity_based"}],"required":false,"price_type":"flat_fee"},{"name":"Specific Requests","type":"custom_text","price":null,"choices":[],"required":false,"price_type":"quantity_based"}],"images":[{"alt":"hammer-zero-mercy-pearl-700-nov2025","url":"https://www.bowlersmart.com/wp-content/uploads/2025/11/hammer-zero-mercy-pearl-700-nov2025.jpg"},{"alt":"Zero_Mercy_Line_16-14_lb_Core_ALTERNATE_1600x1600_callout","url":"https://www.bowlersmart.com/wp-content/uploads/2025/11/Zero_Mercy_Line_16-14_lb_Core_ALTERNATE_1600x1600_callout.webp"},{"alt":"Zero_Mercy_Line_13-12_lb_Core_1600x1600_callout","url":"https://www.bowlersmart.com/wp-content/uploads/2025/11/Zero_Mercy_Line_13-12_lb_Core_1600x1600_callout.webp"},{"alt":"Zero_Mercy_Pearl_Performance_Badge_1600x1600","url":"https://www.bowlersmart.com/wp-content/uploads/2025/11/Zero_Mercy_Pearl_Performance_Badge_1600x1600.webp"}],"release_date":"November 2025","description":"The Super Offset Core With Clean Length and a Strong Backend\n\nAbout the Zero Mercy Pearl\n\nThe Hammer Zero Mercy Pearl takes the strong Super Offset core and wraps it in a clean, angular pearl. It pairs the asymmetric Super Offset Core with the HK22C2 Pearl coverstock at a polished finish, so it gets down the lane cleaner than the Zero Mercy Solid and finishes with a strong, angular move on medium to heavy oil and transition.\n\nThe Zero Mercy Pearl is the length-and-angle partner to the solid. The high-flaring Super Offset core stores energy for a strong backend, while the polished HK22C2 Pearl cover conserves that energy through the heads. The result is the Zero Mercy's strong flare delivered with more length and a sharper finish.\n\nUnderstanding the Hammer Super Offset Core and Hammer HK22C2 Pearl Reactive\n\nHammer built the Zero Mercy Pearl for clean length and a strong backend from the Super Offset core. Specifically, the asymmetric Super Offset Core posts a 2.524 RG, a strong .053 differential, and a .020 intermediate differential for high flare and a defined breakpoint, while the HK22C2 Pearl cover at a 1500-grit polish reads later than the solid and saves energy for a sharp move down lane. As a result, it gives you strong, angular backend motion on medium to heavy oil and transition. The per-weight specifications are listed below.\n\nA Strong Asymmetric Core, Shared With the Zero Mercy Solid\n\nAt the heart of the Zero Mercy Pearl is the same asymmetric Super Offset Core used in the Zero Mercy Solid. At 15 lb it measures a 2.524 RG, a strong .053 differential, and a .020 intermediate differential, a combination that produces high track flare and a defined, asymmetric breakpoint.\n\nPairing that high-flaring core with a pearl cover is what gives the Zero Mercy Pearl its identity: the same strong flare and shape as the solid, but with the energy held later for a more angular finish. Because it is asymmetric, your pro shop can tune the layout to control how clean and how sharp it plays.\n\nA Polished HK22C2 Pearl Cover for Length and a Sharp Backend\n\nThe Zero Mercy Pearl wraps that core in Hammer's HK22C2 Pearl Reactive coverstock at a 1500-grit polish. The premium HK22C2 pearl and polished surface let the ball conserve energy through the front of the lane, so it gets down cleaner than the Zero Mercy Solid and then makes a stronger, more angular move off the friction.\n\nThat clean read and sharp backend make the Zero Mercy Pearl the length-and-angle partner to the solid: when the solid reads too early on a drying lane, the pearl pushes through the heads and saves its energy for the pins. Leave it polished for length and angle, or take the surface down at your pro shop for an earlier, smoother read on more oil.\n\nZero Mercy Pearl Specs\n\nRG and differential vary by weight. Specifications provided by the manufacturer.\n\nWho This Ball Is Right For\n\n✓Tournament Players: A strong asymmetric pearl that conserves energy for an angular backend on medium to heavy oil and transition\n\n✓Higher-Rev Bowlers: The strong Super Offset core and clean HK22C2 pearl reward revs with a sharp, continuous move off the spot\n\n✓Tweener and Speed-Dominant Styles: Cleaner length through the fronts with the flare and shape of the Zero Mercy\n\n✓Arsenal Builders: The angular, later-reading pearl paired with the early-rolling Zero Mercy Solid\n\nGood to Know Before You Buy\n\n·Strong, aggressive motion: This is a high-flare piece built for traction. If you want a controlled, lower-hook reaction, a lower-differential ball will suit you better.\n\n·Ships polished: The 1500 Grit Polish finish runs clean and long out of the box. For an earlier read on heavier oil, take the surface down at your pro shop.\n\n·Asymmetric layout sensitivity: Layout choices shift the reaction more than on a symmetric ball. Match the pin and mass bias to your game with your pro shop.\n\n·Colors vary: Actual colors vary somewhat from the photos shown; no two balls come out of the mold exactly alike.\n\n·Tiny pit holes are normal: A few tiny pit holes in the coverstock are a normal part of the manufacturing process.\n\n·Sold undrilled: Ships without finger holes, so it can be fitted to your hand and span.\n\nBowlersMart Tips: Where the Zero Mercy Pearl Fits in Your Hammer Arsenal\n\nWhere It Fits in Your Arsenal\n\nIn the Hammer lineup, the Zero Mercy Pearl is the cleaner, more angular version of the Zero Mercy Solid. They share the Super Offset core, but the pearl reads later with a sharper backend. Throw the solid on fresh medium to heavy oil, then move to the Zero Mercy Pearl as the lane transitions and you want more length and angle.\n\nSurface Adjustments\n\nThe 1500-grit polish gives the Zero Mercy Pearl its clean length and angular backend. Take the surface down with a lower-grit pad for an earlier, smoother read on more oil, or keep it polished for maximum length when the lanes dry. Have surface changes done at your pro shop for an even, consistent finish.\n\nCoverstock Care\n\nWipe the HK22C2 Pearl cover with an approved reactive ball cleaner after every session, and deep clean it periodically. Keeping the cover fresh preserves the clean length and sharp backend that define the Zero Mercy Pearl.\n\nEarn points on every Hammer purchase through the Striking Rewards loyalty program. Every ball you add to your arsenal builds toward your next reward.\n\nShop With Confidence at BowlersMart\n\nThe Hammer Zero Mercy Pearl Bowling Ball ships free with no minimum purchase and is backed by our 60-day return policy. As an authorized Hammer dealer, every ball is genuine and covered by the full one-year Hammer warranty. Place your order before 2 PM EST and it ships the same day.\n\nWeight\nRadius of Gyration (RG)\nDifferential\nMass Bias\n\n16 lbs\n2.535\n.045\n.017\n\n15 lbs\n2.524\n.053\n.020\n\n14 lbs\n2.540\n.053\n.020\n\n13 lbs\n2.597\n.041\n.014\n\n12 lbs\n2.593\n.041\n.014","policies":[{"text":"Free ground shipping on US orders, no minimum, 48 contiguous states and military APO/FPO. To Alaska, Hawaii, Puerto Rico and Guam bowling balls ship for $24.95 per ball, most other items free; oversized roller bags cost extra there. International orders pay the rate shown at checkout, duties paid locally.","title":"Shipping","source_url":"https://www.bowlersmart.com/shipping-information/"},{"text":"In-stock items ordered by 2PM EST Monday to Friday ship the same day, later orders the next business day. Carriers USPS, UPS, FedEx. Standard delivery 3 to 7 business days; expedited options at checkout.","title":"Processing and delivery","source_url":"https://www.bowlersmart.com/shipping-information/"},{"text":"60 days from delivery for US customers on new, unused items in original packaging, free prepaid return labels. Drilled bowling balls cannot be returned or exchanged. Shoes must have been tried on a clean, dry surface. Manufacturing defects and shipping damage go through the defect claim process.","title":"Returns","source_url":"https://www.bowlersmart.com/return-exchange-policy/"},{"text":"Credit and debit cards, PayPal, Apple Pay, Google Pay, Venmo, Amazon Pay, and buy now pay later through Affirm, Afterpay and Klarna.","title":"Payment","source_url":"https://www.bowlersmart.com/payment-options/"},{"text":"Pro shops inside bowling centers in 10 US states fit, drill and service equipment; a ball bought online can be drilled there.","title":"Pro shops","source_url":"https://www.bowlersmart.com/locations/"},{"text":"www.bowlersmart.com is the only website of BowlersMart. Lookalike domains are fraudulent.","title":"Identity","source_url":"https://www.bowlersmart.com/resources/scam-awareness/"}]}