Hammer Black Widow Mania Bowling Ball
$249.95 Original price was: $249.95.$169.95Current price is: $169.95.
SKU: HAM-BLA-WID-MAN
Categories: Asymmetrical Core Bowling Balls, Black Widow Bowling Balls, Bowling Balls, Bowling Deals, Hammer, Hammer Black Widow Gear, Hammer Bowling Balls, High Performance Bowling Balls, MRP/MAP, Pre-Orders / New Releases
Tags: .058 Diff, 2.50 RG, Black Widow, tiktok-active
What should I know about the Black Widow Mania?
Legendary asymmetric Gas Mask Core for big flare and a defined breakpoint
HK22 Cohesion Pearl cover at a 1500-grit polish for length and a sharp backend
The modern, angular pearl of the Black Widow line
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Description
The Gas Mask Core With an HK22 Cohesion Pearl
About the Black Widow Mania
The Hammer Black Widow Mania brings clean length and a strong backend to the Black Widow line with Hammer’s HK22 Cohesion pearl. It pairs the legendary asymmetric Gas Mask Core with the HK22 Cohesion Pearl coverstock at a polished finish, so it gets down the lane cleanly and finishes with the Black Widow’s signature strong, angular move on medium to heavy oil and transition.
The Black Widow Mania is the modern pearl of the Black Widow family. The high-flaring Gas Mask core stores energy for a strong backend, while the polished HK22 Cohesion Pearl cover conserves that energy through the heads and reads sharp off the friction. The result is big Black Widow flare delivered with length and a defined finish.
Understanding the Hammer Gas Mask Core and Hammer HK22 Cohesion Pearl Reactive
Hammer built the Black Widow Mania for clean length and a strong backend from the legendary Gas Mask core. Specifically, the asymmetric Gas Mask Core posts a 2.500 RG, a strong .058 differential, and a .016 intermediate differential for high flare and a defined breakpoint, while the HK22 Cohesion Pearl cover at a 1500-grit polish reads later than the Black Widow solids 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.
The Legendary Asymmetric Core, Shared Across the Black Widow Line
At the heart of the Black Widow Mania is the asymmetric Gas Mask Core, the weight block behind the Black Widow legacy. At 15 lb it measures a 2.500 RG, a strong .058 differential, and a .016 intermediate differential, a combination that produces big track flare and a defined, aggressive breakpoint.
Pairing that high-flaring core with the HK22 Cohesion pearl is what gives the Mania its identity: the same strong flare and shape as the Black Widow solids, 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.
A Polished HK22 Cohesion Pearl for Length and a Sharp Backend
The Black Widow Mania wraps that core in Hammer’s HK22 Cohesion Pearl Reactive coverstock at a 1500-grit polish. The pearl additive and polished surface let the ball conserve energy through the front of the lane, so it gets down cleaner than the Black Widow solids and then makes a stronger, more angular move off the friction.
That clean read and sharp backend make the Mania a strong transition piece: when the solids start reading too early on a drying lane, the Mania 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.
Black Widow Mania Specs
| Weight | Radius of Gyration (RG) | Differential | Mass Bias |
|---|---|---|---|
| 16 lbs | 2.510 | .048 | .015 |
| 15 lbs | 2.500 | .058 | .016 |
| 14 lbs | 2.500 | .056 | .016 |
| 13 lbs | 2.589 | .043 | .011 |
| 12 lbs | 2.612 | .043 | .011 |
RG and differential vary by weight. Specifications provided by the manufacturer.
Who This Ball Is Right For
✓Tournament Players: A strong asymmetric pearl that conserves energy for an angular backend on medium to heavy oil and transition
✓Higher-Rev Bowlers: The high-flaring Gas Mask core and clean HK22 pearl reward revs with a sharp, continuous move off the spot
✓Tweener and Speed-Dominant Styles: Cleaner length through the fronts with the flare and shape of the Black Widow line
✓Arsenal Builders: The modern angular pearl of the Black Widow line, paired with the early-rolling solids
Good to Know Before You Buy
·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.
·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.
·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.
·Sold undrilled: Ships without finger holes, so it can be fitted to your hand and span.
BowlersMart Tips: Where the Black Widow Mania Fits in Your Hammer Arsenal
Where It Fits in Your Arsenal
In the Hammer lineup, the Black Widow Mania is the modern, angular pearl of the Black Widow line. It reads later and finishes sharper than the Black Widow solids, so it is the piece you move to as the lane transitions and you want length with a strong backend. It pairs with the Ghost Pearl as your Black Widow pearl options.
Surface Adjustments
The 1500-grit polish gives the Black Widow Mania 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.
Coverstock Care
Wipe the HK22 Cohesion 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 Mania.
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Shop With Confidence at BowlersMart
The Hammer Black Widow Mania 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.
Additional information
| Weight | 15 lbs |
|---|---|
| Dimensions | 9 × 9 × 9 in |
| Brand | |
| Bowling Ball Core Shape | |
| Bowling Ball Color | |
| Bowling Ball Core Name | |
| Bowling Ball Coverstock Type | |
| Bowling Ball Cover Name | |
| Radius of Gyration: RG (15LB) | |
| Differential: Diff (15LB) | |
| Mass Bias Strength | |
| Flare Potential | |
| Surface Finish | |
| Preferred Lane Conditions | |
| Ball Weight | |
| Ball Performance Level | Hammer High Performance Bowling Balls, High Performance Bowling Balls |
| Scent | |
| Release Date |
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Everyday Free Shipping

Place your order before 2PM EST Monday - Friday (excluding holidays) and your order will ship out same day for in stock and available products. In stock items will ship out the following weekday if purchased after 2PM EST.
In stock Items may take 3-5 business days to arrive depending on your location. (2-10 days in AK, HI, PR, GU, APO, FPO).
We use USPS Priority Mail, Parcel Post, UPS and FedEx as our methods of shipping. Ground Shipping is ALWAYS free in the USA (except Alaska, Hawaii, Puerto Rico, Guam, and APO / FPO addresses), no matter how many items you order, no matter the weight, no matter the distance!
International Shipping - Duties, & Taxes & Return Information
Duties & Taxes - If shipping international, duties and taxes will need to be paid locally. BowlersMart.com is not responsible for any local duties or tax fees.Returns - We gladly ship worldwide, but please note that international customers are responsible for all return shipping and handling costs. If you wish to return your order, you must cover all shipping fees, duties, and any additional charges incurred. We recommend using a trackable shipping method to ensure your return reaches us safely. For more details, please review our full return policy or contact our customer support team.
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WARNING:
This product can expose you to chemicals including Lead, Phthalates, and/or other chemicals which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.






