Tournament Collection

Purpose-built performance for moments that matter.

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1:02

STORM
Introducing the SPI 2026 Tournament Collection
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12:00

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The Newest Concept in Bowling | Introducing the Storm Concept
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Premieres 2/7

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Brad Miller's First 10 Shots with the Bionic | Storm Bowling
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Premieres 2/10

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Bionic Ways | Storm Bowling
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Premieres 2/13

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PBA Pros Compare Concept VS Pitch Black | Storm Bowling | Ft. Kyle Troup, Darren Tang, Ryan Barnes
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Premieres 2/18

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The Complete Ion Series | Introducing the New Ion Max Pearl and Bionic | Storm Bowling
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Premieres 2/20

ROTO GRIP
Kris Prather Throws Transformer Pin Up and Pin Down Layouts | Roto Grip
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Premieres 2/24

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Concept Ways | Storm Bowling
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Premieres 2/27

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Ion Max Pearl Ways | Storm Bowling
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Premieres March

ROTO GRIP
Gremlin Tour-X Ways | Roto Grip

Purpose-built performance for moments that matter.

Concept Bowling Ball

Concept

Control, Continuation & Shape on Challenging Patterns

SMOOTH Shape
EARLY Hook
VERY SLOW Response

What it does

Reads the front part of the lane, blends the midlane, and continues through the pins without a sharp move. Designed to control friction and maintain shape rather than create angle.

When it comes out

Challenging or flatter patterns where controlling the pocket matters more than opening the lane. Ideal when stronger balls are too forward or too jumpy off friction.

Who it’s for

Bowlers who value control, predictability, and continuation. Players who want to stay out of trouble on tougher patterns and keep the ball in play without forcing angles.

How it fits

A control-focused shape piece for managing friction and difficult environments. Fits as a reliability option when you need to keep the ball online and control the breakpoint.

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Ion Max Pearl Bowling Ball

Ion Max Pearl

Midlane Traction with a Controlled, Responsive Backend

ARC Shape
MID-LANE Hook
MEDIUM Response

What it does

Creates traction through the midlane and transitions smoothly once it sees friction. Clears the front cleanly, then delivers a strong, continuous arc through the breakpoint with reliable continuation.

When it comes out

Transition on medium to heavier volumes when stronger solids start reading too early. Ideal when you still need midlane traction but want a more controlled, predictable shape downlane.

Who it’s for

Bowlers looking for a strong asymmetrical pearl that provides midlane read without an over-quick response downlane. Ideal for players who want traction and control rather than sharp backend motion.

How it fits

A transition-focused control option that bridges the gap between early-reading strength and cleaner coverstocks. Fits when you want to maintain midlane traction while smoothing out the breakpoint and controlling transition.

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Bionic Bowling Ball

Bionic

Balanced Motion & Versatility Across Conditions

ARC Shape
MID-LANE Hook
MEDIUM Response

What it does

Creates a strong, continuous arc that reads the midlane and blends transition without forcing angle. Offers a predictable shape that responds well to surface and layout changes.

When it comes out

Fresh to developing transition on most medium-volume patterns. When you want a read of the lane that tells you what to do next.

Who it’s for

Bowlers who want a reliable read of the lane. Ideal for players who build decisions around ball motion and need a versatile foundation piece.

How it fits

A true versatile piece that defines the middle of an arsenal. Serves as the reference for motion, helping guide moves to stronger or more angular options.

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Transformer Bowling Ball

Transformer

Power, Shape & Tunability on Medium–Heavy Oil

ARC Shape
MID-LANE Hook
MEDIUM | FAST Response

What it does

Creates strong midlane traction and a fast, decisive change of direction at the breakpoint. Delivers power and continuation while allowing the shape to be fine-tuned through layout.

When it comes out

Medium to medium-heavy oil, fresh through early transition. When you need traction, shape, and the ability to dial in a specific motion.

Who it’s for

Competitive bowlers and pro shop–driven players who want control over ball motion. Ideal for those who tune layouts to match conditions rather than forcing a single shape.

How it fits

A tunable power piece designed to add a specific motion to an arsenal. Fits as a shape-defining option that can be adjusted to create either earlier control or sharper backend.

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Gremlin Tour-X Bowling Ball

Gremlin Tour-X

Versatile Hybrid, Predictable & Controlled

ROUND Shape
MID-LANE Hook
MEDIUM Response

What it does

Creates a smooth, continuous midlane read with controlled torque from its low RG, low-differential asymmetric core. The motion is round and predictable, offering a stable transition into roll without sharp direction change or backend jump.

When it comes out

Medium to medium-heavy oil, especially when patterns demand a reliable benchmark read. Ideal when you want to see the lane clearly before moving to stronger or more angular shapes.

Who it’s for

Tournament players and serious league bowlers who value predictability and repeatability. Ideal for players who want a benchmark motion they can trust without guessing how the ball will respond downlane.

How it fits

A benchmark-style asymmetric piece that anchors an arsenal. Fits as the reference point for ball motion — stable enough to control transition, yet dynamic enough to guide moves to earlier or more angular options when conditions change.

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Vengeance Bowling Ball

Vengeance

Strength & Traction on Heavier Oil

ROUND Shape
EARLY | MID-LANE Hook
MEDIUM Response

What it does

Creates strong midlane traction and a smooth, confident motion on fresh oil. Reads oil early without panic, holds shape as the pattern begins to develop, and delivers reliable continuation through the pins.

When it comes out

Medium–heavy to heavy oil conditions. Ideal when you need traction that stays predictable leading into the start of transition, before sharper or cleaner options become necessary.

Who it’s for

Bowlers who want strength without volatility. Especially effective for speed-dominant players or anyone looking for a readable, confidence-building motion early in the block.

How it fits

A strength-driven piece designed for fresh medium–heavy to heavy oil. Fits at the top of the arsenal when you need early traction that maintains shape leading into the start of transition.

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