Hammer Purple Pearl Urethane Bowling Ball
$229.95 Original price was: $229.95.$149.95Current price is: $149.95.
SKU: Hammer-96838
Categories: Bowling Balls, Bowling Brand, Hammer, Hammer Bowling Balls, Mid-Performance Bowling Balls, Symmetrical Core Bowling Balls, Urethane Bowling Balls
Tags: .015 Diff, BMW, Urethane Pearl
Brand: Hammer
What should I know about the Purple Pearl Urethane?
High-RG, low-differential symmetric LED Core for minimal flare
Pearl Urethane cover for predictable control with a touch of length
Urethane control for dry, short, and broken-down lanes
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Description
Smooth, Controllable Urethane Motion
About the Purple Pearl Urethane
The Hammer Purple Pearl Urethane is a classic urethane control piece in an iconic purple finish. It pairs the symmetric LED Core with Hammer’s Pearl Urethane coverstock, delivering a smooth, predictable, low-flare motion for dry to medium oil and short patterns. It is the ball you reach for when you need control instead of hook.
The Purple Pearl Urethane reads the lane gently and predictably. The pearl urethane cover generates less friction and stores less energy than reactive resin, so the ball holds a controlled line where a strong reactive ball would over-hook. It is a dependable choice for short patterns, broken-down lanes, and precise control shots.
Understanding the Hammer LED Core and Hammer Pearl Urethane
Hammer built the Purple Pearl Urethane for smooth, controllable motion on dry to medium oil. Specifically, the symmetric LED Core posts a 2.650 RG and a low .015 differential, numbers that produce minimal flare and a smooth, on-line motion, while the Pearl Urethane cover at a 2000-grit finish reads the lane gently rather than snapping. As a result, it delivers a controlled, repeatable shape on short and worn conditions. The per-weight specifications are listed below.
A High-RG, Low-Differential Symmetric Core for Minimal Flare
At the heart of the Purple Pearl Urethane is the symmetric LED Core. At 15 lb it measures a high 2.650 RG and a low .015 differential, numbers that produce minimal track flare and a smooth, controlled motion. The high RG and low differential keep the reaction even and predictable, exactly what a control ball needs.
That low-flare, on-line behavior is what gives the Purple Pearl Urethane its controlled feel. As a symmetric core, it reads the lane the same way shot after shot, so the ball holds its line through dry and short patterns rather than over-reacting at the breakpoint.
A Pearl Urethane Cover for Predictable Control With a Touch of Length
The Purple Pearl Urethane wraps that core in Hammer’s Pearl Urethane coverstock at a 2000-grit finish. Urethane generates less friction than reactive resin, so the ball reads the lane gently and holds a controlled line instead of snapping at the breakpoint. The pearl additive gives it a touch more length and a slightly cleaner read than a solid urethane.
That smooth, even reaction is exactly what makes the Purple Pearl Urethane a control weapon. On short patterns and broken-down lanes, it gets a predictable read where a strong reactive ball would jump. Take the surface down for a touch more grip, or smooth it up for a bit more length, with surface changes done at your pro shop.
Purple Pearl Urethane Specs
| Weight | Radius of Gyration (RG) | Differential |
|---|---|---|
| 16 lbs | 2.610 | .030 |
| 15 lbs | 2.650 | .015 |
| 14 lbs | 2.680 | .013 |
| 13 lbs | 2.631 | .020 |
| 12 lbs | 2.628 | .026 |
RG and differential vary by weight. Specifications provided by the manufacturer.
Who This Ball Is Right For
✓Control Players: A smooth, on-line urethane reaction for dry, short, and broken-down lanes
✓Short-Pattern Bowlers: Minimal flare and a predictable read for short patterns where a reactive ball over-reacts
✓Urethane Users: A classic pearl urethane that holds its line on demanding conditions but stays tunable
✓Arsenal Builders: A specialty control piece for the driest and shortest conditions, when angle is the enemy
Good to Know Before You Buy
·Control over raw hook: The lower differential means moderate total hook. For maximum board coverage on heavy oil, step up to stronger equipment.
·Ships sanded for traction: The 2000 Grit finish is built to grip in oil. Polish it for more length when the volume drops.
·Sold undrilled: Ships without finger holes, so it can be fitted to your hand and span.
BowlersMart Tips: Where the Purple Pearl Urethane Fits in Your Hammer Arsenal
Where It Fits in Your Arsenal
In the Hammer lineup, the Purple Pearl Urethane is a specialty control piece for dry, short, and broken-down lanes. Where your reactive balls hook sharply, the pearl urethane reads smoothly and holds its line. For an even harder, more controllable urethane, step to the 78D versions; for control with more flare, look at the NU 2.0.
Surface Adjustments
The 2000-grit finish gives the Purple Pearl Urethane its controlled, urethane read. Take it lower for a touch more grip on the driest lanes, or smooth it up for a bit more length. Have surface changes done at your pro shop for an even, consistent finish.
Coverstock Care
Wipe the urethane cover with an approved ball cleaner after every session. Keeping the cover fresh preserves the smooth, predictable read that makes the Purple Pearl Urethane such a dependable control piece.
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 Purple Pearl Urethane 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 | |
| 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 | |
| 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.




