The Flatback/Invincible Glock Switch enables select-fire functionality for compatible Glock platforms, offering both semi-automatic and full-auto modes from a single, compact unit. Designed for enthusiasts seeking a dedicated training or range accessory, its key benefit is reliable mode switching without tools. Since we began stocking it in mid-2024, it has consistently been one of our top re-ordered items in this category.
Stand-Out Features
- Dual-Mode Operation: Switch between semi-automatic and full-auto firing with a simple selector.
- Flatback/Invincible Design: Robust construction for consistent performance and durability under use.
- Tool-Free Installation: Designed for straightforward installation on compatible host firearms.
- Steady Demand: One of our most frequently reordered items, with customers often returning for a second unit.
- Compact Profile: Maintains a low profile for a streamlined fit.
Technical Data
| Model | Flatback/Invincible Glock Switch |
| Function | Semi-Automatic / Full-Auto Selector |
| Compatibility | Designed for Compatible Glock Platforms |
| Finish | Matte Black |
| Weight (measured) | 7.5 oz |
| Operation | Manual Selector Switch |
| Installation | Tool-Free (on compatible hosts) |
Your Questions Answered
Is this item legal to own?
This is a regulated firearm component. Its installation and use are subject to the National Firearms Act (NFA). You must have the proper federal tax stamp and registration for a registered machine gun or be a licensed SOT manufacturer to install this on a firearm. It is sold as a component only. Consult an FFL/SOT or legal professional for guidance on compliance.
What does “Flatback/Invincible” refer to?
This describes the specific design profile and build quality of the switch. The “Flatback” denotes its rear contour, and “Invincible” is a common industry reference denoting a robust, durable construction known for reliable function.
Do you ship discreetly?
Yes. All orders ship from our Cape Girardeau warehouse in plain, unmarked brown boxes with no external indications of the contents.
✅ Plain brown box — no markings
✅ Not happy? Return within 30 days.
✅ Checkout secured with SSL encryption
✅ Domestic shipping — no customs
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