HEPHAESTUS CNC Steel Recoil Power Kit for GHK AK GBB ( Enhanced Version )

• CNC Steel Construction:
• Stainless Steel Piston
• Steel Piston Rod with abrasion-resistant QPQ finishing
• Stainless Steel Adapter

Increase recoiling mass to enhance kick and felt recoil ( Recoil Power Kit: ~130g vs Stock Piston Assembly: ~48g )

Evolved design and weight balancing for even better shooting experience and more realistic appearance over the previous version

Reinforced replacement for original Piston Assembly ( #GKM-08-2-2 ) and Adapter

Suitable for GHK AK GBB series with standard length Piston Assembly.
[Not suitable for GHK AKS-74U and AKMSU GBB]