Top 12 Most Wanted Rare Overseas Bowling Balls

The best urethane cover since the 80’s wrapped around the best core of our generation is sure to make for a special ball motion!

Our Urethane cover is the main ingredient in this masterpiece. Unlike modern covers that produce a violent reaction at the breakpoint, this proven staple is all about giving the user ultimate control of the entire lane. Hammer Purple Pearl Urethane

The immediate success of our real, thick shelled Black Urethane had our fans begging for more! To satisfy their desires, we have developed the perfect pearlized, thick shelled coverstock to compliment the Black Urethane. Old school technology with new school hitting power. Because nothing hits like a Hammer.

Black Widow Red, enough traction on medium to heavy oil and a big sweeping continuous ball motion that creates a lot of angle and high scores. This is the ball that bowlers have been asking for, and they will be in love.

Color: Red
Coverstock: Platinum R
Cover Type: Solid Reactive
Core: Gas Mask
RG 15#: 2.500
Diff 15#: 0.058
Asy 15#: 0.016
Finish: 500 / 1000 / 1500 Siaair

Insects that kill also tend to strike; at least they do if they’re a Hammer ball. The Hammer Red Scorpion Overseas Bowling Ball is the next must-have for Hammerheads.

Color: Red Pearl
Coverstock: Aggression NE Pearl
Cover Type: Pearl
Core: Scorpion (Carbon Fiber Outer Core)
RG 15#: 2.494
Diff 15#: 0.052
Finish: 500 Micropd / Crown Factory Compound

The Black Widow Hybrid is precisely what you want when your 2.0 is reading a little early. Black Widow Hybrid, enough traction on medium to heavy oil and a big sweeping continuous ball motion that creates a lot of angle and high scores. This is the ball that bowlers have been asking for, and they will be in love.

Color: Black / Silver / Blue
Coverstock: Aggression NE Hybrid
Cover Type: Pearl Hybrid
Core: Gas Mask
RG 15#: 2.500
Diff 15#: 0.058
Finish: 500 – 1000 Siaair, Crown Factory Compound

Info on the Roto Grip Rubicon EX Bowling Ball

• Core: Rondure Core
• Coverstock: E-Trax P20 Pearl Reactive
• RG: 2.49
• DIFF: 052
• MB: .011
• Finish: 1500 Polish

Info on the Storm Hyroad Gold Pearl Bowling Ball

Coverstock Name: Unknown Pearl Reactive
Coverstock Style: Pearl
Coverstock Type: Pearl Reactive
Weight Block: Modified Inverted Fe2 Technology
Finish: 1500-grit polished
Flare Potential: High
Radius of Gyration (RG): 2.52
Differential (Diff): .058
Mass Bias: .NA

This Hammer Black Widow 2.0 Alpha has been optimized to enhance the backend by evolving the coverstock from Aggressive Solid to Aggressive NE Hybrid.

Compared to the previous real monster, the hybrid cover has greatly improved the “staying feeling” and “operability” at the break point, making it an aggressive ball that “stops firmly and cuts firmly”.

Color: Deep Red/Red Pearl With Sparkle
Coverstock: Aggression NE Hybrid
Core: Gas Mask
RG 15#: 2.50
Diff 15#: 0.058
Finish: 1000 Micro Pad/Polished

This Hammer Black Widow Real Monster has been optimized to enhance the backend by evolving the coverstock from Aggressive Solid to Aggression NE Pearl.

With the popularity of the 2.0 we bring you the Black Widow Real Monster Overseas Bowling Ball. One of the most successful balls of all-time, updated for today’s conditions. The Black Widow Real Monster is precisely what you want when your 2.0 is reading a little early. Black Widow Real Monster, enough traction on medium to heavy oil and a big sweeping continuous ball motion that creates a lot of angle and high scores. This is the ball that bowlers have been asking for, and they will be in love.

Color: Cobalt / Aqua / Teal Pearl
Coverstock: Aggression NE Pearl
Cover Type: Pearl
Core: Gas Mask
RG 15#: 2.500
Diff 15#: 0.058
Finish: 1000 Micro Pad / Polished

Core: Hex Core
Coverstock: Clear Polyester
RG: 2.65
DIFF: .00
MB: N/A
Finish: 3500-grit Polished
Flare Potential:Low

And this “Super Obsession” has realized a high-dimensional finish as a model that pursues the balance of the back end.
By keeping the large and durable bend shown in “Obsession” and responding faster, a stronger angle of incidence is created!

The cover stock also adopts “Aggression NE Pearl CFI”, and by lowering the traction gear by one step, it brings an appropriate skid and it is also attractive that it can correspond to a wide range of conditions.

“Super Obsession” strongly inherits the lineage of the series while strongly insisting on a new personality.

Manufacturer: Hammer
Coverstock: Aggression NE Pearl CFI
Core: Obsession
Color: Cyan / Indigo / Charcoal
Hardness: 75-77
Finishing: # 1000 Micropad / POLISHED
RG: 2.468
ΔRG: 0.050
PSA: 0.013

Dating back to the mid-1950’s, there is a reason Roto Grip is often referred to as the “Original High-Performance Bowling Ball Specialists.”

Our latest asymmetrical creation continues that tradition with the development of the RST Core which produces consistent core torque and energy transfer down lane where it is needed most.

From there we formulated the most versatile MicroTrax Hybrid Coverstock to date which produces optimum responsiveness to both oil and friction.

With the popularity of the 2.0 we bring you the Black Widow Domination. One of the most successful balls of all-time, updated for today’s conditions. Black Widow Domination, enough traction on medium to heavy oil and a big sweeping continuous ball motion that creates a lot of angle and high scores. This is the ball that bowlers have been asking for, and they will be in love.

Cover stock: Envy Solid CFI
Core: Gas Mask
Color: Red / Black / Magenta
Hardness : 75-77
Surface finish: 1500 Micro Pad
RG: 2.500
RG: 0.058
Mass bias: 0.016
Performance: Strong Mid-Lane With Massive Backend