Quick Summary
The PBTMCD K300 is a full metal flip-up iron sights set for a 20 mm rail. It has a double-aperture rear sight and an adjustable front, giving the set a clear mechanical sighting setup for rifles or carbines with the matching rail type.
The low-profile folding design is intended to stay out of the way when stowed, while still being ready to deploy when needed. The set is described as suitable for use with standard 20 mm MIL-STD-1913 Picatinny and Weaver rails.
Key Details
| Detail | Verified information and buyer relevance |
|---|---|
| Product type | Flip-up iron sights set for rail-mounted use. |
| Model | K300. |
| Construction | Full metal construction. |
| Rear sight | Double-aperture rear sight for choosing between two sight picture options. |
| Front sight | Adjustable front post for sight adjustment. |
| Rail compatibility | 20 mm MIL-STD-1913 Picatinny and Weaver rails. |
| Finish | Matte black finish. |
| Included item | Hex key included for installation. |
What to Compare Before Buying
- Rail type: This set is for 20 mm MIL-STD-1913 Picatinny and Weaver rails, so check your rail matches before choosing an offer.
- Rear sight style: The double-aperture rear sight gives two aperture options, so compare that layout with the sight picture you prefer.
- Front adjustment: The front post is adjustable, so compare the adjustment setup with the level of control you want.
- Folding design: The sights fold flat when not in use, so check that this matches the space you want to leave on the rail.
What Is Included
- PBTMCD K300 flip-up iron sights set.
- Hex key.
Before You Decide
Confirm that your rail is a standard 20 mm Picatinny or Weaver type before buying. Check that you want a full metal flip-up sight set with a double-aperture rear sight and adjustable front post. If you need a different rail standard or a different sight layout, compare another option first.





