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.
- Springs are offered in the range from M130 to M140. According to the customer's choice.
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.
