Quick Summary
The generica Airsoft Spare Parts D BOYS Knight’s KAC Type 600M Flip Up Rear Sight Black is a rear sight for M4, M16 and AR series airsoft setups with a standard 20mm RIS or RAS rail. It is described with a special locking system and windage and elevation adjustment by two screw dials, making it a practical choice for players who want a flip up rear sight that can be set and adjusted with care.
Who It Is Best For
This rear sight suits airsoft players building or upgrading an M4, M16 or AR series rifle with a compatible 20mm rail. It is a sensible option if you want a compact sight that flips up when needed and can be adjusted for sight alignment. It may also suit buyers who prefer a straightforward black rear sight with a simple, functional design.
What To Know Before You Buy
Check that your rifle has a standard 20mm RIS or RAS rail before ordering. The sight is described as suitable for M4, M16 and AR series platforms, so compatibility should be confirmed against your own setup.
Pros: Flip up design with windage and elevation adjustment, plus a locking system intended to help keep the sight set in place.
Cons: Compatibility depends on having a standard 20mm RIS or RAS rail, so it is worth checking your rifle carefully before buying.
Common Buyer Questions
Will this fit my rifle?
It is described as suitable for M4, M16 and AR series rifles with a standard 20mm RIS or RAS rail. Check your setup before ordering.
Is it a rear sight?
Yes, it is a flip up rear sight.
Can I adjust it?
Yes, windage and elevation are adjusted by two screw dials.
Does it have a locking system?
Yes, it is described with a special locking system designed to keep the sight in place.
What colour is it?
It is black.
Key Details
| Detail | What it means in use |
|---|---|
| Product type | Flip up rear sight |
| Brand | generica Airsoft Spare Parts D BOYS |
| Model style | Knight’s KAC Type 600M |
| Compatibility | Suitable for M4, M16 and AR series with standard 20mm RIS or RAS rail |
| Adjustment | Windage and elevation adjustment by two screw dials |
| Colour | Black |
| Weight | Approx 100g |
Final Buying View
If you need a black flip up rear sight for a compatible M4, M16 or AR series rifle, this is a practical and focused option. The adjustment dials and locking system add useful everyday functionality, while the 20mm rail fit makes compatibility the main thing to check. If your setup matches, it is an easy sight to consider.






