Airsoft Pro Upgrade Set for Snow Wolf Kar98k with M140 Spring (AP-9061)

Upgrade set for Snow Wolf Kar98k bolt action sniper rifles. The package include five basic parts to increase performance. Does not require any gun modification.

 

Aluminum piston:

 

Unlike the original plastic, it is made of strong and light aluminum.

Provides greater durability.

Six air channels improove sealing.

The optimal diameter of the sealing o-ring ensures a very good seal and thus a high and stable performance.

Length: 79mm, outer diameter: 19.8mm, inner diameter: 12mm

Weight: 19g

 

Spring guide:

 

Made by precision machining of stainless steel.

Suitable for original SW and upgrade AirsofPro springs

 

Spring:

 

Made of high-quality spring steel with proper heat treatment and ground ends.

Chemically blackened against corrosion.

The outer diameter of the spring is about 11.3 mm and has a length of 170 mm.

 

Spring guide stopper

 

Made of steel with a black finish.

Ensures maximum durability and, above all, precise axial spring guide seat in the cylinder (the original stopper is off-axis).

 

Piston sear

 

Made of steel with a black finish.