breech o ring size for bobcat 25. please...

DaveG is correct. The .25 Bobcat uses a metric 6.35 mm X 1.27 mm O-ring. There are a couple of places the sell them in the States and they only come in Viton with a Shore A80 hardness.
Another option is to call AOA. In the past, they sent me spare O-rings for my .30 Bobcat for free.

Hope that helps,
Scott
 
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