- Made in Taiwan
- Suitable for WE Open-Bolt System GBBR:
- WE M4A1 Series / M16A3 V2 (#66)
- WE M16A1 / XM177E2 V2 (#40)
- WE T65 / T91 V2 (#76)
- WE 888 / 888-C V2 (#140)
- WE SCAR-L / SCAR-H Series V2 (#208)
- WE 999 Series (#91)
- WE PDW Series
- Also Suitable for WE Old Closed-Chamber System GBBR
- Material : Stainless Steel