Silverback SRS replacement O-ring set

SRS A1/A2 replacement O-ring set.

8 X 2 mm         - 1 pcs
5.8 X 0.75 mm - 2 pcs
19 X 2 mm       - 1 pcs
23 X 1 mm       - 1 pcs
6 X 1 mm         - 2 pcs
3.5 X 1 mm      - 2 pcs
3 X 2 mm         - 2 pcs
3 X 1.5 mm      - 2 pcs
21 X 2 mm       - 2 pcs