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AirsoftPro spring for SW Kar98k rifles M140 is a reinforced spring designed to increase the performance and effective range of manual Snow Wolf and S&T Kar98k airsoft rifles. It is made from high-quality heat-treated spring steel, features ground ends for smooth operation, and has a black oxide finish that protects against corrosion.

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ASPRO424
AirsoftPro replacement piston O-ring for L96 / M24, 20 mm (2 pcs) is a set of sealing O-rings designed for manual airsoft sniper rifle pistons used in L96 (Type 96), MB-01, SW M24, TM AWS (L96). They provide reliable sealing between the piston and cylinder, helping maintain consistent rifle performance. The set includes 2 replacement O-rings manufactured...
The reinforced AirsoftPro spring is dimensioned specifically for manual Kar98k sniper rifles manufactured by Snow Wolf and S&T. With a properly sealed air system, the resulting performance reaches approximately the nominal value corresponding to its rating. The spring is manufactured from high-quality heat-treated spring steel, helping maintain stable performance even under repeated compression. The black oxide finish protects the material against wear and corrosion. To achieve the best possible compression, the manufacturer recommends using a high-quality piston O-ring for a cylinder diameter of approximately 20 mm.
Designed to upgrade manual Kar98k rifles for higher performance and extended effective range.
Made from durable heat-treated material for stable performance.
Precisely machined ends ensure proper seating and smooth operation of the trigger mechanism.
The surface treatment helps protect the spring against corrosion and normal wear.
Dimensioned for manual Kar98k sniper rifles manufactured by Snow Wolf and S&T.
| Variants | M140 |
| Color | Black |