Daisy Powerline 880 881 35 7880 Exhaust Valve Shaft O-Ring Seal BB Pellet Air Rifle

New O-Ring for the exhaust valve stem/shaft on a 880/881/880s/35/7880 Daisy Powerline rifles. This seals the shaft in the exhaust valve assembly and is part of assembly #9 in the 880 diagram and is part DD in the model 35 diagram. Daisy 880 Dis-assembly video: http://youtu.be/r8N-gDrZATM?list=UUx516iRypL0fH9giVSXAVMw Daisy 880 Re-assembly video: http://youtu.be/2V9JPcNgG6A Daisy 880 Part ID Guide: https://youtu.be/sFwP4ujFc4I