{"merchant":{"slug":"bowlersmart","name":"BowlersMart","domain":"www.bowlersmart.com"},"id":"1571289","sku":"60-108745","gtin":null,"name":"Hammer Reckoning Bowling Ball","brand":"Hammer","categories":[{"name":"Asymmetrical Core Bowling Balls","slug":"asymmetrical-core-bowling-balls"},{"name":"Ball Add-Ons","slug":"ball-add-ons"},{"name":"Bowling Balls","slug":"bowling-balls"},{"name":"Bowling Balls for Two-Handed Bowlers","slug":"two-handed-bowling-balls"},{"name":"Bowling Brand","slug":"brands"},{"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":"Pre-Orders / New Releases","slug":"new-bowling-balls"},{"name":"Solid Reactive Bowling Balls","slug":"solid-reactive-bowling-balls"}],"buy_url":"https://www.bowlersmart.com/product/hammer-reckoning-bowling-ball/","pages":{"html":"https://ittems.com/bowlersmart/p/hammer-reckoning-bowling-ball","md":"https://ittems.com/bowlersmart/p/hammer-reckoning-bowling-ball.md","json":"https://ittems.com/bowlersmart/p/hammer-reckoning-bowling-ball.json"},"price":{"min":194.95,"max":194.95,"currency":"USD"},"availability":"preorder","checked_at":"2026-10-18T15:53:03.026570+00:00","source_updated_at":"2026-10-18T14:57:07+00:00","summary":"What should I know about the Reckoning? •New asymmetric Vindicator core: 2.474 RG, .053 differential and .016 asymmetry at 15 lb for an early, strong roll •HK22C2 Solid cover at a 500, 1000 Siaair Micro Pad finish digs hard through the midlane •Early, powerful, controlled hook for heavy oil, in…","specs":[{"key":"Brand","value":"Hammer"},{"key":"Bowling Ball Coverstock Type","value":"Solid Reactive"},{"key":"Bowling Ball Cover Name","value":"Hammer HK22C2 Solid Reactive"},{"key":"Bowling Ball Core Shape","value":"Asymmetrical Core"},{"key":"Bowling Ball Core Name","value":"Hammer Vindicator Core"},{"key":"Radius of Gyration: RG (15LB)","value":"2.474"},{"key":"Differential: Diff (15LB)","value":".053"},{"key":"Mass Bias Strength","value":".016"},{"key":"Surface Finish","value":"500, 1000 Siaair Micro Pad"},{"key":"Preferred Lane Conditions","value":"Heavy Oil"},{"key":"Bowling Ball Color","value":"Black, Navy, Orange, Sky Blue"},{"key":"Ball Performance Level","value":"Hammer High Performance Bowling Balls, High Performance Bowling Balls"},{"key":"Scent","value":"None"},{"key":"Release Date","value":"November 2026"}],"variants":[{"sku":"60-108745-936","gtin":"840315630727","label":"16LB","price":194.95,"stock":500,"options":{"Ball Weight":"16LB"},"availability":"instock","regular_price":279.95},{"sku":"60-108745-935","gtin":"840315630734","label":"15LB","price":194.95,"stock":495,"options":{"Ball Weight":"15LB"},"availability":"instock","regular_price":279.95},{"sku":"60-108745-934","gtin":"840315630741","label":"14LB","price":194.95,"stock":497,"options":{"Ball Weight":"14LB"},"availability":"instock","regular_price":279.95},{"sku":"60-108745-933","gtin":"840315630758","label":"13LB","price":194.95,"stock":500,"options":{"Ball Weight":"13LB"},"availability":"instock","regular_price":279.95},{"sku":"60-108745-932","gtin":"840315630765","label":"12LB","price":194.95,"stock":500,"options":{"Ball Weight":"12LB"},"availability":"instock","regular_price":279.95}],"options":[{"name":"Drilling Protection","type":"multiple_choice","price":null,"choices":[{"label":"✓ Yes — Protect My Ball","price":4.95,"price_type":"quantity_based"},{"label":"No thanks","price":null,"price_type":"quantity_based"}],"required":false,"price_type":"flat_fee"},{"name":"Extra 365 Protection","type":"multiple_choice","price":null,"choices":[{"label":"✓ Yes — Extend My Coverage","price":5.95,"price_type":"quantity_based"},{"label":"No thanks","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 Reckoning bowling ball","url":"https://www.bowlersmart.com/wp-content/uploads/2026/09/hammer-reckoning-front.webp"},{"alt":"Hammer Reckoning bowling ball core (16-14 lb)","url":"https://www.bowlersmart.com/wp-content/uploads/2026/09/hammer-reckoning-core-16-14.webp"},{"alt":"Hammer Reckoning bowling ball core (13-12 lb)","url":"https://www.bowlersmart.com/wp-content/uploads/2026/09/hammer-reckoning-core-13-12.webp"}],"release_date":"November 2026","description":"Early, Powerful, Controlled Hook for Heavy Oil\n\nAbout the Reckoning\n\nHammer has dominated every performance category, and the Hammer Reckoning is here to keep it that way. When bowlers need big hook, Hammer already delivers with the Zero Mercy Solid, but the Reckoning brings a different kind of heavy-oil motion to the lineup. It streets November 19, 2026 in Black / Navy / Orange / Sky.\n\nBuilt around the new Vindicator core, with a lower RG and increased asymmetry, and wrapped in the HK22C2 Solid coverstock at a 500, 1000 Siaair Micro Pad finish, the Reckoning starts earlier, digs hard through the midlane, and delivers a strong, rounded motion downlane. Hammer's own shorthand: think Spawn, but earlier, stronger, and with more of everything that made that shape so effective. This is not skid-flip. It is an early, powerful, controlled hook designed to own the midlane and keep driving through the pins.\n\nUnderstanding the Hammer Vindicator Core and Hammer HK22C2 Solid Reactive\n\nHammer built the Reckoning for heavy oil and an early, powerful hook. Specifically, the new asymmetric Vindicator core measures a low 2.474 RG with a .053 differential and a .016 asymmetry at 15 lb, so it revs early and has the flare to clear volume, while the HK22C2 Solid cover at a 500, 1000 Siaair Micro Pad finish grabs the front and midlane hard. The 13 and 12 lb weights use a dedicated core (2.597 RG, .041 differential, .014 asymmetry at 13 lb). The full per-weight numbers are listed below.\n\nA New Low-RG Asymmetric Built to Start Early and Hit Hard\n\nAt the heart of the Reckoning is the all-new Vindicator core. Compared with the shape it is most often measured against, the Spawn, Hammer lowered the RG and increased the asymmetry. At 15 lb the Vindicator measures a 2.474 RG, a .053 differential and a .016 asymmetry, numbers that rev the ball up early, supply plenty of flare, and give it a defined preferred spin axis for layout tuning.\n\nThat combination is why the Reckoning reads early and keeps driving: the low RG gets it into a roll sooner, and the asymmetry builds a strong, rounded motion downlane instead of a sharp skid-flip. The 13 and 12 lb weights carry a dedicated core tuned for those weights (2.597 RG, .041 differential, .014 asymmetry at 13 lb).\n\nThe Strongest Brunswick-Family Traction Formula, Sanded for Heavy Oil\n\nWrapping the Vindicator is the HK22C2 Solid coverstock. The HK22 base with the C2 additive package is the strongest traction formula in the Brunswick family, and in a solid it digs into heavy volume in the front and midlane. It ships at a 500, 1000 Siaair Micro Pad finish, a strong, sanded box surface built for the heaviest patterns.\n\nPaired with the low-RG Vindicator, that cover is what produces the Reckoning's signature: an early, powerful read and a controlled, continuous arc through the pins. Keep the Micro Pad box finish for maximum traction, or take it up a step at your pro shop if you want it to get a little further down the lane.\n\nReckoning Specs\n\nRG and differential vary by weight. Specifications provided by the manufacturer.\n\nWho This Ball Is Right For\n\n✓Speed-Dominant Players: The low RG and HK22C2 solid get the ball revving and reading early, even at higher ball speeds\n\n✓Tournament Players: A heavy-oil benchmark for fresh squads that reads early and stays controlled\n\n✓Spawn Fans: The same kind of rounded motion, but earlier, stronger, and with more of everything\n\n✓Heavy-Oil League Bowlers: Big hook on a heavy house shot without the overreaction of a skid-flip ball\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 sanded for traction: The 500, 1000 Siaair Micro Pad finish is built to grip in oil. Polish it for more length when the volume drops.\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 Reckoning Fits in Your Hammer Arsenal\n\nWhere It Fits in Your Arsenal\n\nIn the Hammer lineup, the Reckoning sits at the very top of the bag for heavy oil, alongside the Zero Mercy Solid. The Zero Mercy Solid gives you big hook with more angle, while the Reckoning gives you an earlier, rounder, more controlled arc. Step down to the Spawn when the pattern opens up and you want the same shape a little later.\n\nSurface Adjustments\n\nThe 500, 1000 Siaair Micro Pad finish ships sanded for an earlier, stronger read. Polish it up at your pro shop for more length when the volume drops, or refresh the box surface to restore the traction. Have surface changes done at your pro shop for an even, consistent finish.\n\nCoverstock Care\n\nReactive covers absorb oil over time, which softens the reaction. Wipe the ball down after every set and deep clean it periodically so the HK22C2 Solid cover keeps the motion it shipped with.\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 Reckoning 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 two-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\n2.488\n.045\n.014\n\n15 lbs\n2.474\n.053\n.016\n\n14 lbs\n2.502\n.053\n.015\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/"}]}