Tag Archives: GR2207


1 1 SUMMARY After two months of testing optimization, GEP-GR2207 was finally produced. The exterior still USES the four-sided structure of GR2306, which is durable and beautiful. GR2207 is made of advanced materials, including NSK bearings, 7075 aluminum, high precision CNC, N52H arc magnets, etc. GR2207 provides 3 kv, which is 1900kv, 2400kv and 2700kv […]