Silverback SRS A1/ A2 Replacement O-ring Set

Silverback SRS A1/ A2 Replacement O-ring Set Design For Replace the Original Parts Suitable for Silverback Desert Tech SRS A1/ A2 Series Airsoft Sniper Rifle 8 X 2 mm (1) 5.8 X 0.75 mm (2) 19 X 2 mm (1) 23 X 1 mm (1) 6 X 1 mm (2) 3.5 X 1 mm (2) 3 X 2 mm (2) 1.5 X 2 mm (2) 21 X 2 mm (2)