Choose Options Quick view GLD Products Silicone Rubber O-Rings (Washers) - 2ba MSRP: $0.75 Now: $0.56 Was: Silicone Rubber O-Rings For 2ba threadsSilicon O-Rings are a simple way to stop your metal shafts from coming loose! A great product for anyone who uses aluminum shafts MSRP: $0.75 Now: $0.56 Was: Choose Options Quick view