You're going to have to do some research and measure what you have and try to figure out what brand they are. Here's a few:
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Type: Posts; User: Sparling
You're going to have to do some research and measure what you have and try to figure out what brand they are. Here's a few:
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Sounds like you have either a Johnny joint or a ballistic joint, can you post a picture? Heims are replaceable as a whole, no parts to change out.