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Old 09-24-2017, 11:19 PM
Ratbuster Ratbuster is offline
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Join Date: Aug 2015
Location: Near Sacramento
Posts: 177
Default 20 Practical

I have shot thousands of rounds through several 20P barrels using 4198, H335 and Benchmark. H335 meters well and provides good velocity/accuracy but it is more temp sensitive than 4198 or Benchmark. If you shoot in a wide range of temps I suggest avoiding H335
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