2026 Marucci Gridlock Loaded USSSA Slowpitch Softball Bat - MSPGLR1LU
2026 Marucci Gridlock Loaded USSSA Slowpitch Softball Bat - MSPGLR1LU
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Lock in. Let it rip. Engineered with a high-flex composite barrel and tuned stiffness throughout the bat, the Gridlock USSSA Slowpitch Bat delivers explosive response without sacrificing feel. It's a forgiving one-piece bat that plays hot from day one and keeps performing long after the wrapper comes off.
2026 Marucci Gridlock Red 12.75" USSSA Slowpitch Bat
The Gridlock Red is a one-piece composite USSSA slowpitch bat built for hitters who want a traditional swing feel with a loaded, end-weighted punch. A high-flex composite layup and Modulated Stiffness Technology (MST) work together to widen the sweet spot and keep the barrel hot from the very first at-bat.
Specifications
One-Piece Composite Construction
A continuous composite layup from knob to endcap for a clean, consistent, and traditional swing feel.
Loaded Swing Weight
A slightly end-loaded feel that suits a wide range of hitters looking for extra pop through the zone.
| Barrel Diameter | 2 1/4" |
| Barrel Length | 12.75" |
| Construction | One-Piece Composite |
| Swing Weight | Loaded |
| Handle | Mid Stiff |
| Certifications | USSSA, NSA, ISA |
| Warranty | One year |
| Model Number | MSPGLR1LU |
Grip weight and manufacturing tolerance may cause slight deviation from the listed weight.
X1B Barrel Technology & Modulated Stiffness (MST)
X1B Barrel Technology is a precision-engineered single-piece construction with a high-flex composite layup built for feel, forgiveness, and deep trampoline response. Modulated Stiffness Technology (MST) connects the barrel and handle in a way that fine-tunes how the bat flexes — adjusting materials in key areas to balance flex and stiffness for better energy transfer, control, and feel at every point of contact.
Technical Features
- High-Flex Composite Layup — Barrel wall engineered for deep compression and a pronounced trampoline rebound at contact, producing a soft, low-vibration response across the full hitting surface.
- Single-Piece Composite Architecture — Continuous layup from knob to endcap eliminates connection points, maintaining consistent stiffness distribution and direct energy transfer throughout the barrel.
- Optimized Flex Gradient — Barrel wall transitions from stiffer zones near the taper and endcap to high-flex zones at the sweet spot, widening the responsive hitting surface.
- Hot Out of the Wrapper — Fiber and resin combination breaks in rapidly, delivering game-ready performance without an extended break-in period.
Player Benefits
- Soft, Forgiving Feel at Contact — High-flex barrel construction produces a cushioned, low-vibration response that hitters looking for feel and forgiveness will notice immediately.
- Game-Ready from Swing One — Fast-acting fiber and resin tuning means full barrel performance without a lengthy warmup period.
- Expanded Sweet Spot — Layered fiber architecture compresses across a wider surface area, producing consistent pop on off-center contact.
- Traditional One-Piece Feedback — Direct handle-to-barrel connection provides immediate feedback and maximum force return on squared-up contact.
- Long-Lasting Pop — Advanced fiber and resin systems extend usable barrel life without sacrificing performance.
Shop the Full 2026 Marucci Gridlock Lineup
The Gridlock Red is one of four bats in Marucci's 2026 Gridlock slowpitch lineup. Explore the rest of the family and find the barrel feel that matches your swing:
- Gridlock Sublime Lime 12.75" 2pc BH Loaded (SSUSA) — the softest feel in the lineup
- Gridlock Cobalt Blue 13" 2pc Loaded (USSSA) — firm feel, elite exit velocity
- Gridlock Grabber Blue 12.75" 1pc Loaded (USA/ASA) — DisRupt Dual Chamber Barrel
Browse more options in the Marucci Slowpitch Bats collection, shop all USSSA Slowpitch Bats, or gear up with slowpitch batting gloves, a bat grip or knob grip, and a bat bag to complete your setup.
Gridlock USSSA Slowpitch Bat FAQs
Is the Gridlock Red 12.75" USSSA certified for league play?
Yes. This bat is certified for USSSA, NSA, and ISA play, so it's approved for the vast majority of USSSA-sanctioned slowpitch leagues and tournaments.
What is the swing weight of this bat?
The Gridlock Red is a loaded bat with a slightly end-loaded feel, giving it extra momentum through the hitting zone while still remaining manageable for a wide range of swing speeds.
Does the bat need a break-in period?
No. The fiber and resin combination in the X1B composite barrel breaks in rapidly, so the bat plays hot right out of the wrapper without an extended warmup period.
What's the difference between the one-piece and two-piece Gridlock bats?
The one-piece Gridlock Red delivers a traditional, direct handle-to-barrel feel with immediate feedback on contact. The two-piece models in the lineup, like the Cobalt Blue and Sublime Lime, isolate vibration at the connection point for a different feel profile.
Does this bat come with a warranty?
Yes, the Gridlock Red USSSA slowpitch bat includes a one-year manufacturer's warranty.
Materials
Materials
Shipping & Returns
Shipping & Returns
Dimensions
Dimensions
Care Instructions
Care Instructions
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