Most frequent questions and answers

It depends on both, piston and spring guide. Piston + spring guide combo should be less than 5,3 mm thickness. 


  • action army
  • Sniper Mechanic WASP
  • edgi SAP
  • PDI 

Here is a short installation user guide and also a youtube video

No, due to corona virus we ship only to certain countries. Here is a full list: LIST

3-5 working days for EU countries and up to 3 weeks for other countries. We will add express shipping soon.

No. We are focused on performace parts.

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