Bls Supply Mp40 Mauser Mp40P 440.00.18 22Lr 23R 10"
The Blue Line Solutions MP40 is a .22 LR semi-automatic rifle built on the legacy of one of history's most recognizable firearm designs. This modern sporting rifle combines classic lines with practical features for shooters who appreciate historical aesthetics alongside reliable .22 caliber performance. With a 10-inch barrel and adjustable sights, it's a compact platform suited to sport shooting and range time.
Built from steel and die-cast zinc construction, the MP40 features a single-action trigger mechanism and a 10-round magazine capacity. The adjustable trigger—set at 3200 grams from the factory—gives you control over break characteristics. At roughly 3.7 pounds unloaded and with an overall length ranging from 605 to 825 mm depending on stock position, this rifle handles like a much lighter gun and won't fatigue you during extended shooting sessions.
The rifled barrel and adjustable iron sights give you the foundation for accurate .22 shooting right out of the box. Whether you're a collector drawn to the MP40 profile, a sport shooter looking for a fun, low-recoil rifle, or simply someone who enjoys .22 LR accuracy, this semi-automatic offers genuine shooting value without the complexity or cost of centerfire platforms.
Key Features
- Semi-automatic .22 LR rifle with single-action trigger
- 10-round magazine capacity
- Adjustable iron sights for quick zeroing and range work
- Adjustable trigger mechanism (3200g factory setting)
- Compact 10-inch barrel
- Steel and die-cast zinc construction
- Lightweight at approximately 3.7 pounds
- Collapsible/adjustable stock (605–825 mm total length)
Specifications
| Caliber | .22 LR |
| Action | Semi-automatic (self-loading) |
| Barrel Length | 10 inches (254 mm) |
| Magazine Capacity | 10 rounds |
| Sights | Adjustable iron sights |
| Trigger Type | Single-action only (SAO), adjustable |
| Trigger Weight | 3200 grams (factory) |
| Overall Length | 605–825 mm (adjustable) |
| Sight Radius | 395 mm |
| Unloaded Weight | Approximately 3720 grams (3.7 lbs) |
| Construction | Steel barrel and receiver; die-cast zinc; plastic grip panels |
| Barrel Type | Rifled |
Frequently Asked Questions
Is the MP40 a full-auto or semi-auto rifle?
This is a semi-automatic (self-loading) rifle with a single-action trigger. It fires one round per trigger press and is approved for sport shooting.
What is the trigger weight and is it adjustable?
The trigger is adjustable and ships set at 3200 grams. You can tune it to suit your preference for a lighter or heavier break.
Can I adjust the stock length?
Yes. The overall length adjusts from 605 to 825 mm, so you can dial in length of pull for your shooting style or body geometry.
What's included and what sights come standard?
The rifle comes equipped with adjustable iron sights for zeroing at various distances. The specifics of what's in the box are best confirmed directly with Bosque Outdoors.

