buffer spring

  1. Load Master

    AR 308 DPMS Rifle Bolt, Buffer, Buffer Spring Info Needed

    I'm looking for information about the bolt, buffer, buffer spring and how they interact with each other, tuning for proper bolt cycling. Info I'm looking for: What is the mass of a typical AR 308 DPMS bolt assembly? my bolt is 17.5 ozs What happens if the buffer mass is increased? Will this...
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