Airsoft Pro Upgrade Set for L96, MB01,05,06, SW M24, M99 (6722 6718 5380) with M150 Spring.

Durable and light upgrade set for spring action airsoft rifles. Package include all what is needed for basic upgrade.

 

Hybrid Piston

 

Made by CNC machining from light, but durable aluminum alloy 6061-T6 (Dural) with a high-quality anodized finish.

 

POM ring for better sliding in the cylinder

 

Catch back end part made of stainless steel.

 

Back-pressure system with O-ring (O-ring expands and seals better when shotting).

 

Rubber front pad. The impacts of the piston are so quieter and the impact is spread over a larger area.

 

Dimensions: lenght - 117mm, outer diameter - 19,8mm, inner diameter - 13,5mm .

Weight: 30g.

Spring guide

 

Allows the use of classic 7mm springs and stronger 9mm spring springs.

 

Axial bearing makes pull back much smoother, because of limited spring rotation.

 

The spring guide is made of stainless steel with a perfectly smooth surface.

 

Spring

 

High-quality spring made of spring wire with heat treatment and grinded ends.

Chemically blackened against corrosion.

The outer diameter of the spring is about 12.8mm.