Hammer Maximum Effect Bowling Ball
$279.95 Original price was: $279.95.$174.95Current price is: $174.95.
SKU: 60-108457
Categories: Asymmetrical Core Bowling Balls, Bowling Balls, Bowling Brand, Bowling Deals, Hammer, Hammer Bowling Balls, High Performance Bowling Balls
Tags: .017 MB, .050 Diff, 2.47 RG, Bowling Ball, Hammer, High Performance, Reactive
Brand: Hammer
What should I know about the Maximum Effect?
Strong asymmetric Huntsman Core, shared across the Effect line
HK22 Cohesion Hybrid cover at a 1500-grit finish for a strong, versatile read
The strong, versatile hybrid of the Effect line for medium to heavy oil
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Description
A Strong, Versatile Asymmetric Hybrid for Heavy Oil
About the Maximum Effect
The Hammer Maximum Effect is the strong, versatile hybrid of the Effect line. It pairs the asymmetric Huntsman Core with the HK22 Cohesion Hybrid coverstock at a sanded finish, delivering big flare with a strong but adaptable read on medium to heavy oil. It reads the midlane firmly while staying versatile across a range of conditions.
The Maximum Effect shares the strong Huntsman asymmetric core with the rest of the Effect line but wraps it in a sanded hybrid cover. The HK22 Cohesion Hybrid blends solid and pearl material, so it reads the midlane strong like a solid while clearing the fronts a touch cleaner, a versatile, hard-driving option for heavy oil.
Understanding the Hammer Huntsman Core and Hammer HK22 Cohesion Hybrid Reactive
Hammer built the Maximum Effect for strong but versatile motion on medium to heavy oil. Specifically, the asymmetric Huntsman Core posts a 2.470 RG, a strong .050 differential, and a .017 intermediate differential for high flare and a defined breakpoint, while the HK22 Cohesion Hybrid cover at a 1500-grit finish reads the midlane strong but clears the fronts cleaner than a solid. As a result, it gives you a strong, versatile asymmetric motion. The per-weight specifications are listed below.
A Strong Asymmetric Core, Shared Across the Effect Line
At the heart of the Maximum Effect is the asymmetric Huntsman Core, shared across the Effect line. At 15 lb it measures a 2.470 RG, a strong .050 differential, and a .017 intermediate differential, a combination that produces high track flare and a defined, asymmetric breakpoint.
Because the Huntsman core is asymmetric, your pro shop can tune the layout to control how early and how strong the Maximum Effect plays. Pairing this strong core with a sanded hybrid cover is what gives the Maximum Effect its strong-but-versatile read.
A Sanded HK22 Cohesion Hybrid for a Strong, Versatile Read
The Maximum Effect wraps that core in Hammer’s HK22 Cohesion Hybrid Reactive coverstock at a 1500-grit finish. As a hybrid, the cover blends solid and pearl material, so it reads the midlane strong like a solid but clears the fronts a touch cleaner like a pearl, giving the ball big flare with a versatile motion.
That blend is what makes the Maximum Effect such an adaptable heavy-oil piece: it reads firmly but stays versatile across a range of conditions. Leave it at the 1500-grit box finish for medium to heavy oil, take the surface lower for more traction, or polish it up for more length as the lanes dry.
Maximum Effect Specs
| Weight | Radius of Gyration (RG) | Differential | Mass Bias |
|---|---|---|---|
| 16 lbs | 2.483 | .043 | .015 |
| 15 lbs | 2.470 | .050 | .017 |
| 14 lbs | 2.495 | .050 | .016 |
| 13 lbs | 2.597 | .041 | .014 |
| 12 lbs | 2.593 | .041 | .014 |
RG and differential vary by weight. Specifications provided by the manufacturer.
Who This Ball Is Right For
✓Tournament Players: A strong, versatile asymmetric hybrid for medium to heavy oil
✓Higher-Rev Bowlers: The strong Huntsman core and hybrid cover reward revs with a strong, continuous shape
✓Power Players: Big flare with a slightly cleaner read for clearing oil and driving through the pins
✓Arsenal Builders: The versatile hybrid of the Effect line, between the early solid and the cleaner Full Effect
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 sanded for traction: The 1500 Grit finish is built to grip in oil. Polish it for more length when the volume drops.
·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 Maximum Effect Fits in Your Hammer Arsenal
Where It Fits in Your Arsenal
In the Hammer lineup, the Maximum Effect is the strong, versatile hybrid of the Effect line. It shares the Huntsman core with the Special Effect and Full Effect, reading a touch later than the solid Special Effect and a touch earlier than the polished Full Effect. It is the versatile middle of the Effect family for medium to heavy oil.
Surface Adjustments
The 1500-grit finish gives the Maximum Effect its strong, versatile read. Take the surface lower for more traction on heavier oil, or polish it up for more length as the lanes dry. Have surface changes done at your pro shop for an even, consistent finish.
Coverstock Care
Wipe the HK22 Cohesion cover with an approved reactive ball cleaner after every session, and deep clean it periodically. Keeping the cover fresh preserves the strong, versatile read that defines the Maximum Effect.
Earn points on every Hammer purchase through the Striking Rewards loyalty program. Every ball you add to your arsenal builds toward your next reward.
Shop With Confidence at BowlersMart
The Hammer Maximum Effect 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 | 10 × 10 × 10 in |
| Brand | |
| Release Date | |
| Bowling Ball Coverstock Type | |
| Bowling Ball Cover Name | |
| Bowling Ball Core Shape | |
| Bowling Ball Core Name | |
| Radius of Gyration: RG (15LB) | |
| Differential: Diff (15LB) | |
| Mass Bias Strength | |
| Flare Potential | |
| Surface Finish | |
| Preferred Lane Conditions | |
| Ball Weight | |
| Bowling Ball Color | |
| Ball Performance Level | Hammer Upper Mid Performance Bowling Balls, High Performance Bowling Balls |
| Scent |
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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.









