QSLV-1/4-8 QSLV-1/4-8-50 QSLV-1/4-8-I QSLV-1/8-4 QSLV-1/8-4-100 QSLV-1/8-5/16-I-U QSLV-1/8-6 QSLV-1/8-6-100 QSLV-1/8-6-I QSLV-1/8-8