Zbroia Kozak mk2 Black Lothar Walther Barrel
The Kozak mK2 Black Stock PCP Air Rifle from Zbroia.
Model “KOZAK” is made by ZBROIA Company since December 2014 in Kharkov, Ukraine. It is refer to PCP Pre-charged air gun. It is made in variant Bull-Pup with regulated stock check up and down on 15 mm. The main criteria during designing of air gun were Accuracy, Quality, Reliability and Ergonomics.
The air gun is made in caliber 4,5 and 5,5 mm (.177’ & .22’). Also there are two standard barrels and reservoir of high pressure: 330 mm / 180 sm3 and 450 mm / 220 sm3. Weight of air gun is accordingly - 3,0 and 3,1 kg, length – 710 and 805 mm.
Steel barrels of own production has 12 grooves. Is reworked compact and light sound moderator of barrel, now it integrates with cover of barrel and very effective. Construction and technology of production of air gun allows getting stable accuracy of shots.
The reservoir of high pressure was designed by company specialists together with profile Research Institute. Work pressure of reservoir which is shown on monometer WIKA is 300 Bar, testing during producing – 495 Bar.
Distinctive feature of reservoir is built-in high accuracy reducer, which allowed supporting given shot’s velocity with accuracy up to 1 %. Besides reducer provide with optimal consumption of compressed air. That is why full filling of reservoir is enough on more then 100 shots of caliber 177’ or 60 shots of caliber 22’.
The reservoir is quick-detachable, un-installation and installation of reservoir is made by twisting. Mount Picattinni length 180 mm, hard and accuracy conjugate with body of air gun, allows convenient putting of any optic scope.
PCP “KOZAK” is completed by two magazine of chamber type, capacity of magazine is 12 (.177') or 10 (.22’) bullet.
Lever and mechanism of cocking is modified of ergonomically shapes and has less trigger pull. It is allows to make overcharging of air gun not looking up of aim. Regulated trigger is made from high strong steel, and protect by safety from accidental shots. The way of trigger and trigger pull is regulated. Unfortunately, for making regulation you need to unscrew two screw, and take off body of air gun.
Reliability of work of mechanism of air gun is provide by using quality details of best European manufacture such as spring, rings, monometer. Materials of metal details are from Austria.
Because of ergonomics of air gun was used model Bull Pap with comfortable regulated stock and handle of pistol type. This scheme allows providing the best balance of air gun and its not big weight. Comfortable using is providing with convenient place of safety and filling port, hiding under cap of monometer.
The set include two fitting – adapter for filling reservoir with filling station or pump: screw-thread and quick-detachable quick fitting.
During the time of production of air gun the combination of price and quality provide with excellent reviews of customers and stable market.
Name specifications Value Manufacturer country Ukraine Caliber 4,5 ; 5,5 mm (.177 & .22) Barrel length 330; 450 mm Energy of shuting 22,5 J ; 30 J ; 44 J Velocity of bullet due to weight 280 ± 40 m/s Dimensions W x L x H 710 ; 805/50/186 mm Weight 3,0 ; 3,1 kG Magazine capacity 12 ; 10 bullets Barrel (characteristics) Steel, 12 grooves Value of reservoir 180 sm3 ; 220 sm3 Work pressure 30 MPa (300 kgs/sm3) Diameter of filling port 6 mm Stock Wood, type Bull-Pap Regulation of stock Cheekpiece 0 - 15 mm Trigger pull (regulated) 1,1+11(0,1+1,1)H Way of trigger, regulated 1-4,0 ± 0,3 mm Quantities of shots with full reservoir, no less 100 ; 60 C-T-C on distance of 30 m, no less 20 mm
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