DF22B/C-2RS/P-792 DF22B/C-3RS/P-7.92 DF22B/C-3RS/P-792 DF22B/C-4RS/P-7.92 DF22B/C-4RS/P-792 DF22B/C-5RS/P-7.92 DF22B/C-5RS/P-792 DF22B-2S-7.92C DF22B-2S-7.92C(28) DF22B-3S-7