Jim Stewart wrote:

If it's any help, I think H&K builds a weapon
that latches the bolt with a similar mechanism.

I think that were two balls. At least at the G3 that I had for 15 months
....

Sorry, I know exactly what you want, but cant point your nose on it.

Nick
--
Motormodelle / Engine Models:
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Ellwe 2FB * VTM 87 * DLM-S3a * cubic
more to come ...