{"merchant":{"slug":"bowlersmart","name":"BowlersMart","domain":"www.bowlersmart.com"},"id":"1441836","sku":"60-108615","gtin":null,"name":"Radical Guru Oracle Pearl Bowling Ball","brand":"Radical","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 Brand","slug":"brands"},{"name":"Heavy Oil Bowling Balls","slug":"heavy-oil-bowling-balls"},{"name":"High Performance Bowling Balls","slug":"high-performance-bowling-balls"},{"name":"Pearl Reactive Bowling Balls","slug":"pearl-reactive-bowling-balls"},{"name":"Pre-Orders / New Releases","slug":"new-bowling-balls"},{"name":"Radical","slug":"radical"},{"name":"Radical Bowling Balls","slug":"radical-bowling-balls"}],"buy_url":"https://www.bowlersmart.com/product/radical-guru-oracle-pearl-bowling-ball/","pages":{"html":"https://ittems.com/bowlersmart/p/radical-guru-oracle-pearl-bowling-ball","md":"https://ittems.com/bowlersmart/p/radical-guru-oracle-pearl-bowling-ball.md","json":"https://ittems.com/bowlersmart/p/radical-guru-oracle-pearl-bowling-ball.json"},"price":{"min":194.95,"max":194.95,"currency":"USD"},"availability":"instock","checked_at":"2026-10-18T09:53:03.004406+00:00","source_updated_at":"2026-10-18T09:07:02+00:00","summary":"What should I know about the Guru Oracle Pearl? Strong asymmetric Guru Core with DynamiCore, shared with the Guru Oracle HK22C+ Pearl cover at a 1500-grit polish for length and a sharp backend The clean, angular pearl of the Guru family for medium to heavy oil","specs":[{"key":"Brand","value":"Radical"},{"key":"Bowling Ball Core Name","value":"Radical Guru Core"},{"key":"Bowling Ball Core Shape","value":"Asymmetrical Core"},{"key":"Bowling Ball Coverstock Type","value":"Pearl Reactive"},{"key":"Bowling Ball Cover Name","value":"Radical HK22C+ Pearl Reactive"},{"key":"Radius of Gyration: RG (15LB)","value":"2.50"},{"key":"Differential: Diff (15LB)","value":".044"},{"key":"Mass Bias Strength","value":".018"},{"key":"Flare Potential","value":"4 - 5 Inches"},{"key":"Surface Finish","value":"1500 Grit Polish"},{"key":"Preferred Lane Conditions","value":"Heavy Oil"},{"key":"Ball Performance Level","value":"High Performance Bowling Balls, Radical Top Shelf"},{"key":"Bowling Ball Color","value":"Black, Gold"},{"key":"Release Date","value":"June 2026"}],"variants":[{"sku":"60-108615-936","gtin":"840315628076","label":"16LB","price":194.95,"stock":8,"options":{"Ball Weight":"16LB"},"availability":"instock","regular_price":259.95},{"sku":"60-108615-935","gtin":"840315628083","label":"15LB","price":194.95,"stock":68,"options":{"Ball Weight":"15LB"},"availability":"instock","regular_price":259.95},{"sku":"60-108615-934","gtin":"840315628090","label":"14LB","price":194.95,"stock":28,"options":{"Ball Weight":"14LB"},"availability":"instock","regular_price":259.95},{"sku":"60-108615-933","gtin":"840315628106","label":"13LB","price":194.95,"stock":33,"options":{"Ball Weight":"13LB"},"availability":"instock","regular_price":259.95},{"sku":"60-108615-932","gtin":"840315628113","label":"12LB","price":194.95,"stock":7,"options":{"Ball Weight":"12LB"},"availability":"instock","regular_price":259.95}],"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":"Guru_Oracle_Pearl_720x720","url":"https://www.bowlersmart.com/wp-content/uploads/2026/05/Guru_Oracle_Pearl_720x720.webp"},{"alt":"Guru_Oracle_16-14_lb_Core_1600x1600_callout","url":"https://www.bowlersmart.com/wp-content/uploads/2025/06/Guru_Oracle_16-14_lb_Core_1600x1600_callout.webp"},{"alt":"Guru_Oracle_13-12_lb_Core_1600x1600_callout","url":"https://www.bowlersmart.com/wp-content/uploads/2025/06/Guru_Oracle_13-12_lb_Core_1600x1600_callout.webp"}],"release_date":"June 2026","description":"The Guru Core With Clean Length and a Strong Backend\n\nAbout the Guru Oracle Pearl\n\nThe Radical Guru Oracle Pearl takes the strong Guru core and wraps it in a clean, energy-saving pearl. It pairs the asymmetric Guru Core with the HK22C+ Pearl coverstock at a polished finish, so it gets down the lane cleaner than the Guru Oracle solid and finishes with a strong, angular move on medium to heavy oil and transition.\n\nThe Guru Oracle Pearl is the length-and-angle partner to the solid. The asymmetric Guru core stores energy for a defined backend, while the polished HK22C+ Pearl cover conserves that energy through the heads. The result is the Guru's strong flare delivered with more length and a sharper finish.\n\nUnderstanding the Radical Guru Asymmetric Core and Radical HK22C+ Pearl Reactive\n\nRadical built the Guru Oracle Pearl for clean length and a strong backend from the Guru core. Specifically, the asymmetric Guru Core posts a 2.503 RG, a .044 differential, and a .018 intermediate differential for high flare and a defined breakpoint, while the HK22C+ Pearl cover at a polished finish 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 Guru Oracle\n\nAt the heart of the Guru Oracle Pearl is the same asymmetric Guru Core used in the Guru Oracle. At 15 lb it measures a 2.503 RG, a .044 differential, and a .018 intermediate differential, a combination that produces high track flare and a defined, asymmetric breakpoint.\n\nRadical wraps the Guru core in DynamiCore for added durability and a stronger hitting ball. Pairing that strong core with a pearl cover is what gives the Guru Oracle Pearl its clean length and sharp backend, the more angular complement to the solid.\n\nA Polished HK22C+ Pearl Cover for Length and a Sharp Backend\n\nThe Guru Oracle Pearl wraps that core in Radical's HK22C+ Pearl Reactive coverstock at a 1500-grit polish. HK22C+ is the strongest tier of Radical's HyperKinetic22 cover family, and the polished surface lets the ball conserve energy through the front of the lane, so it gets down cleaner than the Guru Oracle solid and then makes a strong, angular move off the friction.\n\nThat clean read and sharp backend make the Guru Oracle 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 finishes strong. 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\nGuru Oracle 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 Guru core and clean HK22C+ 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 Guru Oracle\n\n✓Arsenal Builders: The angular, later-reading pearl paired with the early-rolling Guru Oracle 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 Guru Oracle Pearl Fits in Your Radical Arsenal\n\nWhere It Fits in Your Arsenal\n\nIn the Radical lineup, the Guru Oracle Pearl is the cleaner, more angular version of the Guru Oracle. They share the Guru core, but the pearl reads later with a sharper backend. Throw the solid Guru Oracle on fresh heavy oil, then move to the Guru Oracle Pearl as the lane transitions and you want more length and angle.\n\nSurface Adjustments\n\nThe 1500-grit polish gives the Guru Oracle 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 HK22C+ 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 Guru Oracle Pearl.\n\nEarn points on every Radical 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 Radical Guru Oracle Pearl Bowling Ball ships free with no minimum purchase and is backed by our 60-day return policy. As an authorized Radical dealer, every ball is genuine and covered by the full one-year Radical 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\n2.512\n.039\n.016\n\n15 lbs\n2.503\n.044\n.018\n\n14 lbs\n2.520\n.044\n.018\n\n13 lbs\n2.589\n.043\n.011\n\n12 lbs\n2.612\n.043\n.011","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/"}]}