4 SR 20 There are 16 products.

Cod.	ØD	ØD1	ØD2	L	L1	H	Act.
4SR20.3	3	20	25	54	15	4
4SR20.4	4	20	25	54	23	4
4SR20.5	5	20	25	54	23	4
4SR20.6	6	20	25	54	35	4
4SR20.7	7	20	25	54	35	4
4SR20.8	8	20	25	54	40	4
4SR20.9	9	20	25	54	40	4
4SR20.10	10	20	25	54	40	4
4SR20.11	11	20	25	54	40	4
4SR20.12	12	20	25	54	40	4
4SR20.13	13	20	25	54	45	4
4SR20.14	14	20	25	54	45	4
4SR20.15	15	20	25	54	45	4
4SR20.16	16	20	25	54	45	4
4SR20.17	17	20	25	54	45	4
4SR20.18	18	20	25	54	45	4