Summary

1/100 model of the Delta II 7925.

The Delta II first flew in 1989 with the last flight being in December 2018 with the ICESat-2 mission. The 7925 configeration utilizes 9 SRBs, 6 are lit on the ground and 3 lit in flight after the first 6 burn out.

The Delta II was originally manufactured by Boeing and later ULA