S1H2990B01-S0T0 S1H2990B01-SOTO S-1-H-2-D S-1-H-2-D D/C .670 OAL S-1-H-2-G S-1-H-2-G D/C .670 OAL S-1-H-3.8-D S-1-H-3.8-D D/C .670 OAL S-1-H-3.8-G S-1-H-3.8-G D/C .670 OAL