HB 7-4-1969
Fork with spring (English Version)
- Standard No.
- HB 7-4-1969
- Language
- Chinese, Available in English version
- Release Date
- 1968
- Published By
- Professional Standard - Aviation
- Status
- 1979-12
- Replace By
- HB 7-4-1979
- Latest
- HB 7-4-1979
HB 7-4-1969 history
- 1980 HB 7-4-1979 spring pin fork
- 1968 HB 7-4-1969 Fork with spring
