Best Size 5 Reaction Balls in 2026

Great for first time ball purchasers or picking up spares

Low hook potential, typically a spare ball or useful on extremely dry conditions. Balls with higher numbers will be the straightest

The higher the number the stronger the reaction shape – with 1 being the least and 100 the most

FLAT OUT HOOK MONSTER: The Envy breaks the mold for heavy oil performance. This is designed to be the strongest Hammer ball ever created.

ENHANCED DURABILITY: Uses DOT manufacturing technology to reduce cracking. Brunswick’s patent-pending Durability Optimization Technology (DOT) represents a revolutionary change in the way bowling balls are manufactured. Developed by Brunswick engineers with one goal in mind – to significantly reduce cracking in performance bowling balls.

BUY WITH CONFIDENCE: The Hammer Envy carries a 2-year limited manufacturer's warranty.

DEVASTATING THE PINS: The Brutal Collision is a nice follow-up to the original Collision. A shiny, polished solid will be the perfect complement to the original pearl asymmetrical Collision.

SHINY STRENGTH: The Brutal Collision features our new HK22 base material. This cover provides rich, impressive colors and super responsive backend reaction. A new reaction shape for our bowling balls!

ENHANCED DURABILITY: Uses DOT manufacturing technology to reduce cracking. Brunswick’s patent-pending Durability Optimization Technology (DOT) represents a revolutionary change in the way bowling balls are manufactured. Developed by Brunswick engineers with one goal in mind – to significantly reduce cracking in performance bowling balls.

ENHANCED DURABILITY: Uses DOT manufacturing technology to reduce cracking. Brunswick’s patent-pending Durability Optimization Technology (DOT) represents a revolutionary change in the way bowling balls are manufactured. Developed by Brunswick engineers with one goal in mind – to significantly reduce cracking in performance bowling balls.

POWER AT THE POCKET: Features DynamiCore outer core technology to mimic thick shell hitting power and durability. DynamiCore is Brunswick's industry leading innovation in outer core technology. This leap in bowling ball technology is a more durable outer material that yields less compression upon impact increasing hitting power and creating an undeniable difference in sound and pin carry.

CORE: Threshold M.D. (Medium Differential)

PERFORMANCE YOU CAN COUNT ON: The Stealth breaks the mold, offering a previously unseen higher flaring symmetrical bowling ball.

VERSATILITY DEFINED: The QR-9 solid coverstock leads the way, providing performance on a wide variety of lane conditions. A benchmark ball reaction that will be a staple in your bag.

POWER AT THE POCKET: DynamiCore is Brunswick's industry leading innovation in outer core technology. This leap in bowling ball technology is a more durable outer material that yields less compression upon impact increasing hitting power and creating an undeniable difference in sound and pin carry.

SLASH THE COMPETITION: The Katana Assault takes the legendary Katana core and adds a flip block to it to increase backend response.

SHINY STRENGTH: The Katana Assault features our new HK22 base materials. This base cover provides rich, impressive colors and super responsive backend reaction. A new reaction shape for our pearl, hybrid and shiny solid bowling balls!

BACKEND YOU CAN COUNT ON: In addition to the HK22 base cover, we added projection additives to gain additional length and backend you have yet to see in the Radical lineup.

NEW SHAPE FOR HEAVY OIL: The Hellcat brings an all new reaction shape to the Hell Raiser line. The Havoc coverstock provides a little less traction in the front part of the lane saving more energy for the backend, giving you more pop out of a solid cover.

ENHANCED DURABILITY: Uses DOT manufacturing technology to reduce cracking. Brunswick’s patent-pending Durability Optimization Technology (DOT) represents a revolutionary change in the way bowling balls are manufactured. Developed by Brunswick engineers with one goal in mind – to significantly reduce cracking in performance bowling balls.

POWER AT THE POCKET: Features DynamiCore outer core technology to mimic thick shell hitting power and durability. DynamiCore is Brunswick's industry leading innovation in outer core technology. This leap in bowling ball technology is a more durable outer material that yields less compression upon impact increasing hitting power and creating an undeniable difference in sound and pin carry.

SHINY STRENGTH: The 3D Offset Attack features our new HK22 base material. This cover provides rich, impressive colors and super responsive backend reaction.

ENHANCED DURABILITY: Uses DOT technology to reduce cracking, a revolutionary change in the way bowling balls are manufactured. Developed by Brunswick engineers with one goal in mind – to significantly reduce cracking in performance bowling balls.

POWER AT THE POCKET: Features DynamiCore outer core technology to mimic thick shell hitting power and durability. This technology is a more durable outer material that yields less compression upon impact, creating an undeniable difference in pin carry.

VISUALIZE THE STRIKES: The Envision Pearl is the latest introduction to the Ebonite High Performance category.

PICTURE THE BACKEND: Envision Pearl uses the HK22 base coverstock, a first in the Ebonite brand of bowling balls and the first in the Brunswick brands to have a smooth, non-shiny finish.

IMAGINE THE X'S BY YOUR NAME: The Envision Pearl has a 3000 Siaair finish, filling a nice reaction gap for league bowlers and tournament players alike.

PEDAL TO THE METAL: The Top Speed has some big shoes to fill after the success of the original. This ball will offer easier length and more recovery. A perfect complement!

SHINY STRENGTH: The Top Speed features our new HK22 base material. This cover provides rich, impressive colors and super responsive backend reaction. A new reaction shape for our pearl bowling balls!

POWER AT THE POCKET: Features DynamiCore outer core technology to mimic thick shell hitting power and durability. DynamiCore is Brunswick's industry leading innovation in outer core technology. This leap in bowling ball technology is a more durable outer material that yields less compression upon impact increasing hitting power and creating an undeniable difference in sound and pin carry.

UNIQUE SYMMETRICAL BALL REACTION: The Crypto features a new Symmetric core paired with our strongest Ai cover yet. This combo leads to midlane hook and power at the pins!

POWER AT THE POCKET: Features DynamiCore outer core technology to mimic thick shell hitting power and durability. DynamiCore is Brunswick's industry leading innovation in outer core technology. This leap in bowling ball technology is a more durable outer material that yields less compression upon impact increasing hitting power and creating an undeniable difference in sound and pin carry.

BUY WITH CONFIDENCE: The Crypto carries a 2-year limited manufacturer's warranty.

PROVEN PERFORMANCE: The Game Breaker 2 uses the GB 10.7 Solid Reactive coverstock, known for it's dependability, consistency and performance. Paired with the Enhanced V2 core, this ball is sure to strike!

FILLING A GAP: The Game Breaker 2 fills a perfect gap in bags where the Game Breaker 4 is hooking too early but you still want a similar reaction shape.

UNBELIEVABLE VALUE: The Game Breaker 2 is known for superior performance that won't break your wallet.