Grovtec Rail 1.3 3-Slot M-Lok
The Grovtec Rail 1.3 3-Slot M-Lok is a lightweight aluminum accessory rail designed to expand your rifle's mounting options without adding unnecessary bulk. Built from precision-machined aluminum, this M-Lok rail gives you a clean, minimal platform for attaching optics accessories, lights, lasers, and other tactical gear to any M-Lok compatible handguard or chassis. It's the kind of straightforward component that serious shooters reach for when they need to add capability without compromise—whether you're running a precision rifle, tactical setup, or modern hunting rig.
The three-slot MIL-STD 1913 Picatinny pattern gives you genuine flexibility: mount a single accessory in one slot, spread out multiple smaller mounts across the rail, or leave it partially empty to keep your rifle's profile trim. Because it ties into standard Picatinny, you can use any compatible accessory you already own or pick up—no proprietary ecosystem lock-in. The single M-Lok attachment point keeps installation straightforward; it bolts cleanly to any M-Lok slot on your handguard, and the included hardware and allen key get you running fast.
Grovtec's CNC machining ensures repeatability and durability across the entire platform. Aluminum construction keeps weight down where it matters—on the gun—while maintaining the rigidity needed for reliable accessory mounting. This is the kind of understated, dependable gear that doesn't draw attention but absolutely earns its place in your setup.
Key Features
- Three-slot MIL-STD 1913 Picatinny rail for versatile accessory mounting
- Lightweight aluminum construction with CNC precision machining
- Single M-Lok attachment point for clean integration
- Minimal footprint—adds capability without bulk
- Accepts any standard Picatinny-compatible accessory
- Includes mounting hardware and allen key
Specifications
| Material | Aluminum |
| M-Lok Slots | 1 (mounts to single M-Lok slot) |
| Picatinny Slots | 3 |
| Hardware Included | Yes (1 Screw, 1 Nut, Allen Key) |
| Rail Standard | MIL-STD 1913 |
Frequently Asked Questions
Will this M-Lok rail work on my handguard?
Yes, if your handguard has M-Lok slots. The Grovtec Rail 1.3 mounts to a single M-Lok slot using the included screw and nut. It's compatible with any modern rifle or chassis that uses M-Lok mounting.
What accessories can I mount on the three Picatinny slots?
The three-slot MIL-STD 1913 Picatinny pattern accepts any standard Picatinny accessory—lights, lasers, backup iron sights, magnifiers, or other modular optics gear. You can mount one large accessory or mix and match smaller ones depending on your setup.
What's included in the box?
The kit includes the aluminum rail, one mounting screw, one nut, and an allen key for installation.
How much does this add to my rifle's weight?
The rail is constructed from lightweight aluminum, engineered to add capability with minimal mass penalty. Exact weight isn't specified, but Grovtec designed it for shooters who value a trim, efficient platform.

