Quick Summary
The Nikko Stirling Mountmaster 4 12×50 PX Adjust Riflescope With Mounts NMM41250AO is an airgun rifle scope telescopic sight with PX Adjustment, fast focus eyebell, and supplied two piece mounts. It is listed as suitable for 11mm dovetails, which covers most modern air rifles and rimfire rifles.
Who It Is Best For
This scope suits buyers looking for a riflescope with mounts included for an 11mm dovetail setup. It is aimed at modern airgun and .22 rimfire users who want a telescopic sight with a half mil dot reticle and adjustable focus.
What To Know Before You Buy
It is supplied with double clamp two piece mounts with a stop pin for 11mm dovetails. The scope has a 1 inch tube, a weight listed as 640 grams, and a minimum focus of approximately 15 metres on full magnification.
Pros: Mounts are included and it is set up for 11mm dovetails, which makes it straightforward for the right rifle.
Cons: Due to its length, it will not suit most brake barrel air rifles, and on underlever models it may cover the loading port.
Check the selected rifle type and loading arrangement before ordering so you can be sure it will suit your setup.
Common Buyer Questions
Does this scope come with mounts?
Yes, it is supplied with mounts for 11mm dovetails.
What rifles will it suit?
It is listed for most modern air rifles and rimfire rifles with 11mm dovetails.
Will it fit a brake barrel air rifle?
It is described as unlikely to suit most brake barrel air rifles because of its length.
Can it work on an underlever rifle?
It may cover the loading port on underlever models, so check suitability before ordering.
What is the reticle type?
It has a Half Mil Dot reticle.
Key Details
| Detail | What it means in use |
|---|---|
| Brand | Nikko Stirling |
| Model | Mountmaster NMM41250AO |
| Magnification | 4 12×50 |
| PX Adjustment | Includes PX Adjustment for set up and aiming flexibility |
| Focus | Fast focus eyebell |
| Mounts | Supplied with double clamp two piece mounts with stop pin |
| Dovetail fit | For 11mm dovetails |
| Tube size | 1 inch tube |
| Weight | 640 grams |
| Reticle | Half Mil Dot reticle |
| Minimum focus | Approximately 15 metres on full magnification |
Final Buying View
If you want a Nikko Stirling riflescope with mounts included for an 11mm dovetail rifle, this Mountmaster model gives you a clear, practical setup. It is best considered for modern air rifles and rimfire rifles, with the length and loading port notes checked carefully before ordering. If your rifle matches the fit, it is a straightforward option to consider.
