Model	Internal D	Internal d	Model	Internal D	Internal d
SY-1	12.7	9.52	SY-15	28	16
SY-2	16	9.52	SY-16	28	19
SY-3	16	12.7	SY-17	28	22
SY-4	19	9.52	SY-18	28.6	12.7
SY-5	19	12.7	SY-19	28.6	16
SY-6	19	16	SY-20	28.6	22
SY-7	22	9.52	SY-21	35	15
SY-8	22	12.7	SY-22	35	16
SY-9	22	16	SY-23	35	19
SY-10	22	19	SY-24	35	22
SY-11	25	15	SY-25	35	25
SY-12	25	16	SY-26	35	28
SY-13	25	19	SY-27	35	28.6
SY-14	28	15