2026 Marucci Gridlock Red Loaded 12.75 Barrel Slowpitch Bat Review
The one-piece Gridlock — an X1B 12.75" barrel with a loaded swing weight and MST handle for hitters who want their power delivered direct.
Been on the market a while — keep an eye out for in-season price drops.
Check today's price →The Score
How we score ↗How big and forgiving the barrel is — based on barrel length, construction (one- vs two-piece, alloy vs composite), and how it plays on balls hit off the center. A primary driver of the overall score.
Raw exit velocity and distance. We use measured numbers from freely available independent testing when they exist; otherwise construction and consensus, judged against the certification’s performance ceiling. A primary driver of the overall score.
Comfort and feedback on contact — vibration dampening from the knob/connection, the sting of a stiff one-piece vs a smooth two-piece, and the sound off the barrel. A primary driver of the overall score.
How well it holds up and how the company stands behind it — documented cracking/denting reports, cold-weather behavior, and the brand’s real warranty record. Good to know, but weighted lightly in the score.
Our take on price-for-performance — the overall package weighed against its cost and what comparable bats run. Shown for context; it is NOT factored into the overall score (price changes too often and is personal).
Why this score: First-pass rating from construction, load profile and the brand's slowpitch platform. We'll confirm with testing.
Our Review
The Gridlock Red is the direct-drive option in Marucci's new Gridlock slowpitch line: one-piece composite, a 12.75" X1B barrel, and a loaded end weight that keeps mass working through the zone. Modulated Stiffness Technology tunes the flex so the connected feel doesn't punish mishits. It's the classic stiff power build for USSSA/NSA/ISA hitters who find two-piece whip vague — swing it if you supply the bat speed. This is a preliminary first-pass rating from the bat's build, platform and class; we'll firm it up with real game feedback.
Pros & Cons
Pros
- Hot out of the wrapper
- Backed by a real 1-year warranty (rare respect in slowpitch)
Cons
- New line with no independent testing yet
Full Specifications
| Brand | Marucci |
|---|---|
| Model | Gridlock Red Loaded 12.75 Barrel |
| Model Year | 2026 |
| Certification | Slowpitch |
| Sport | Softball |
| Construction | One-piece composite (X1B barrel, MST mid-stiff handle) |
| Model # | MSPGLR1LU |
| Drop | — |
| Barrel | — |
| Swing Weight | End-loaded |
| MSRP | $299 |
Where to Buy
2026 Marucci Gridlock Red Loaded 12.75 Barrel Slowpitch Bat — FAQ
Is the 2026 Marucci Gridlock Red Loaded 12.75 Barrel a good Slowpitch bat?
We rate it 7.7/10 (Grade B). The one-piece Gridlock — an X1B 12.75" barrel with a loaded swing weight and MST handle for hitters who want their power delivered direct.
Is the Marucci Gridlock Red Loaded 12.75 Barrel Slowpitch-legal?
Yes — it's Slowpitch certified by the certifying labs. Certified for USSSA / NSA / ISA slowpitch play.
How much does the 2026 Gridlock Red Loaded 12.75 Barrel cost?
MSRP is $299. We list the lowest price across CheapBats and Amazon on this page.
New to buying bats? Read our bat sizing guide, certifications explained, or browse all guides.
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Sources: CheapBats — Gridlock Red Loaded 12.75 Barrel (MSPGLR1LU)