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Bold grip for bold pitchers. Pro-level control on the mound, no gimmicks. This isn't your average rosin bag. The Bauer Outage Rosin Bag is built for serious pitchers and position players who want the same grip used at the highest level. Created in partnership with Trevor Bauer, this dark rosin formula is crafted for those who take their grip seriously. Whether you're on the mound or in the field, this grip enhancer keeps your hands dry, confident, and locked in.
Key Features:
- 10oz pro-style canvas sock bag used at the highest level of the game
- Made in the USA with premium South Georgia pine rosin
- Dark rosin formula enhances grip and control
- Naturally absorbs sweat to keep hands dry
- Durable canvas sack built to last through heavy use
If you want pro-level consistency, feel, and confidence, this is your bag.
Please allow for 1-3 business days for order processing prior to shipping.
Grip up, have fun, play your game – Built for the backyard or the big stage.
The Momentum Rosin Bag brings professional grip to every kind of player; whether you're messing around in a men's league, teaching your kid how to throw gas, or just want extra grip. Designed for the community that makes baseball fun, this is the rosin bag that keeps it light but performs heavy. Built from the same pro-grade materials as our Bauer Outage model, this one’s just wearing a Momentum jersey.
Key Features:
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10oz pro-style sock bag with community-first vibes
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Dark rosin formula derived from South Georgia pine
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Absorbs sweat fast, so you can stay focused
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Durable polyester sack for long-lasting performance
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Same high quality, repped by the Momentum crew
From backyard heroes to youth coaches, this one’s for the baseball community.
*Please allow for 1-3 business days for order processing prior to shipping*
Lock in your grip. Level up your game.
The 4APP Square Rosin Bag is made for pitchers who want that solid grip without overthinking it. Whether you’re getting your work in on a bullpen day, chasing velocity, or just need something that actually works, this bag’s got you. Built to be simple, durable, and effective - nothing fancy, just what you need.
Key Features:
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10oz square-style rosin bag
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Dark rosin blend from South Georgia pine
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Absorbs sweat fast and keeps your hand dry
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Heavy-duty polyester shell built to last
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Same stuff we use in our own training
From high school fields to pro bullpens, this bag shows up every day.
Please allow 1 to 3 business days for order processing before shipping.
Denim is timeless. Only 30 available! Numbered 1 to 30.
A big, long-barrel maple bat built for hitters chasing high exit velocity, finished in a custom denim paint job that stands out and is built to perform.
The Denim Country Strong is Damian’s custom turn model. It’s designed for hitters who want length through the zone and a barrel that feels unfair. Classic aesthetic. Dangerous profile.
Denim isn’t flashy.
It’s long through the zone.
It carries a big barrel.
It’s built for hitters who want the ball to jump when they catch it flush.
This isn’t a compact contact bat. It’s a power profile with presence.
Who's it for?
• Hitters who like a longer barrel through the zone
• Power hitters chasing high exit velocity
• Gap-to-gap hitters who want carry
• Anyone who wants something different than the standard black or natural gamer
The Country Strong Denim Bat is more than a bat, it’s Momentum’s standard of performance with personality, built for hitters ready to unleash their inner MVP.
Ships in 2-4 business days
Pro Feel. Every Rep.
Built to pro specifications with premium cowhide and flat seams, these give you the true feel, flight, and durability of a real game ball.
Why It Matters
Inconsistent balls kill your training. These stay consistent, hold shape, and give you real feedback every throw, swing, and rep. For pitchers, the flat seams and consistent leather feel help improve command, grip, and repeatable release.
Key Features
- Pro spec construction
- Flat seams for true flight and control
- Premium cowhide leather
- Elite durability
Same Ball. More Edge.
Same pro-spec construction as Momentum Baseballs, built with premium cowhide and flat seams. Just reimagined with Bauer Outage identity.
Why It Matters
You get the same consistent feel, flight, and durability, with a more aggressive look. For pitchers, the reliable seams and grip help dial in command and spin, so what you feel in training shows up in games.
Key Features
- Pro spec construction
- Flat seams for true flight and command
- Premium cowhide leather
- Elite durability
Train More. Feel Less Impact.
Reinforced with Kevlar laces and built with a foam core, these are designed for high-rep training without beating up your hands, bat, or body.
Why It Matters
Real baseballs wear you down over time. These reduce vibration and impact so you can train longer and safer. For pitchers, they’re ideal for high-volume throwing, machine work, and building mechanics without the same stress on your arm.
Key Features
- Kevlar-reinforced laces for durability
- Foam core for vibration dampening
- Bat-friendly design
- Pitching machine ready
- Premium cowhide covering
- Slight “give” for safer reps
Safe. Durable. Built for Reps.
High-density foam construction built for cages, machines, and defensive drills. No leather, just pure training performance.
Why It Matters
When you’re training at volume, safety and durability matter. These reduce impact and last longer, making them ideal for teams and facilities. For pitchers, they’re perfect for low-impact throwing, recovery work, and refining mechanics without added stress.
Key Features
- High density foam construction
- Ultra durable for repeated use
- Sunken seams for grip and control
- Vibration dampening
- Bat-safe design
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The game rewards skill, discipline, and competitive fire. We exist for players who want more than participation.

