Silverback HTI Replacement O-Ring Set Black 4 Pieces

Silverback Airsoft HTI Replacement O-Ring Set Black. Specifications for Silverback Airsoft HTI Replacement O-Ring Set: Manufacturer: Silverback Airsoft Gun Model: Silverback HTI Gun Make: Silverback Quantity: 4 Gun Type: Airgun Color: Black Package Contents: Silverback Airsoft HTI Replacement O-Ring Set 29X1 mm (1) 8X2 mm (1) 5.8X0.75 mm (2) What firearm models does the manufacturer say Silverback Airsoft HTI Replacement O-Ring Set is compatible with? The manufacturer says that Silverback Airsoft HTI Replacement O-Ring Set is compatible with Silverback HTISilverback Airsoft SBA-ORG-02: HTI Replacement O-Ring Set Black