A complete replacement gearbox that includes all parts needed for the gearbox to function. Comes pre-assembled as a drop in replacement for P90 or E90 airsoft guns or other AEGs that use a Version 6 gearbox in a P90 configuration.
Features:
- Echo 1 E90 Replacement Parts
- Complete drop in replacement gearbox
- Includes complete gearbox and parts
- Version 6 type