Umarex H·P·P



 


Sig Sauer P226 (9 mm)
 

Info:
Manufacturer/Model:
Made in Japan for Umarex, SA177
Replica Of:
Sig Sauer P226 (9 mm)
Made In:
Japan

Caliber/Ammunition/Feed:
177, steel BBs, 15-shot magazine
Air Source: CO2, 12 g Powerlet
Accessories:
BB retainer cap for magazine
Recommended Pellet or BB:
RWS Match Grade BBs (5.4 gr)
Weight (lb)/Length (in):
1.
80, 6.80
Body Material/Finish/Grips:
metal, black, polymer
Barrel Length (in)/Material/Rifled:
3.62, steel, no
Trigger Action:
DA only
Trigger Pull (lbs)/Adjustable:
4.5 (DA), no
Sights (front/rear):
fixed, fixed
Velocity (fps):
410
Sound Level (dB): 101
Thickness of Pellet Holder (in): N/A
Manufactured Dates:
2010 - present
Condition/Manual/Box:
98%, yes, yes (backer card)
Serial Number:
 10C02277


Comments: The Umarex HPP is made in Japan for Umarex. It is styled after the Sig Sauer P226 with the only major departure being the shape of the trigger guard. The slide and frame of the HPP are made of cast metal giving the gun considerable heft. The HPP uses some of the CO2 from each shot to operate its blowback function. The blowback action, which is pretty strong, is only for effect and does not recock the gun or serve any other function in cycling the action. The slide locks back after the last BB has been fired. When the slide is locked, the trigger cannot be pulled. The firing mechanism is a moving barrel design in which the barrel, under spring tension, slams back against the valve to release gas for each shot. The trigger on the HPP is double-action only, which means that all the work of cycling the gun for every shot is loaded into the trigger pull. The pull is fairly light for a double-action BB gun. The trigger is very smooth until it gets near the break point where it must operate the BB loading mechanism, resulting it some roughness. This is not as noticeable when firing the gun rapidly.

To load the HPP with a CO2 cartridge, open the CO2 compartment by pulling up and out on the bottom of the backstrap. This removes the backstrap and exposes the CO2 compartment. Remove the magazine from the gun to uncover the piercing screw. Loading BBs is a straightforward process aided by the fact that the magazine has a locking position for the spring-loaded follower. Be sure to release the follower after filling the magazine. If the magazine is removed before it is empty, a BB is left behind in the gun. Be sure to shake this out to avoid jams when reinserting the magazine. The HPP has above average power and, using RWS BBs, decent accuracy for a CO2-powered BB pistol with a smooth bore. Approximately 50 to 60 good shots can be expected from a CO2 cylinder depending on how rapidly the gun is fired (rapid firing reduces the number of useful shots). The Umarex HPP, with its strong blowback and above average performance, is a good action pistol for general plinking.

Performance: Measurements were made on 6/8/10 at a temperature of 80 ºF and 14' elevation. A ten shot string was fired from a bench rest at 15' using RWS Match Grade BBs (5.4 gr). The highest velocity measured was 398 fps, the lowest was 388 fps (average of the 10-shot string was 393 fps, s = 3.0). A six shot string fired with open sights grouped at 0.77". Click the thumbnail below to see a larger image. Click here for a description of the measurement methods.

Four different brands of BBs were tested with the HPP. The targets below show the results for firing five-shot groups from 15' using a bench and open sights with Crosman Copperhead BBs, Daisy Avanti BBs, Daisy Precision Max BBs, and RWS Match Grade BBs.


 


 
Right Profile:

 
Front View: A tactical rail for attaching accessories is located under the barrel. The safety is located on the left side of the gun. The safety is engaged by pushing it toward the rear until the red dot is covered..


 
Left Profile 2: The front and rear sights on the HPP are not adjustable.

   

The spring-loaded hammer is a prop and performs no function in firing the gun.
 


 
Left Profile 3: The blowback function of the HPP is just for effect. It does not recock the gun or serve any other purpose in recycling the gun's action. The blowback effect is pretty strong. The slide locks back after the last BB has been fired. When the slide is locked back, the trigger cannot be pulled.
 

 
Right Side Markings:

 



 
Left Side Markings:

 



 
Loading BBs: The HPP uses a removable 15-shot magazine. The spring-loaded follower in the magazine has a locking position, which makes the magazine easier to load.



The magazine is similar in design (except for the base plate) to the magazines used in other Umarex models and shares the problem of leaving a BB loose in the gun if the magazine is removed before it is empty.
 


Loading CO2: The CO2 compartment in the HPP is located in the grip. The compartment is accessed by pulling on the bottom of the backstrap until it pops off. The cylinder piercing screw is located at the base of the grip and is provided with a swivel tab for increased leverage. The piercing screw is covered by the baseplate of the magazine when the magazine is inserted providing a smooth and realistic appearance.


 

 
Packaging:

 

 

 

 

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