This hardened steel parts are manufactured under CNC process. The polymer wheel is an expendable item which specially protecting the loading nozzle and housing. This item:
1) strengthens construction and increases durability;
2) improve shooting efficiency;
3) maximise opening valve on magazine;
4) uses the polymer wheel to avoids wear and tear on other parts around it. And the guarantee service life of eash polymer wheel is 5000 shoots.
All products are for airsoft only. They are not made for real steel firearms.
