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2026-04-22 11:03:11 -

Why a Roller Delayed PCC Might Be Better Than a Build with a Gas System

There are three main action types you can choose from if you want to build a PCC. These are direct blowback, gas impingement, and roller delayed blowback. Gas impingement and roller delayed PCCs are more reliable than direct blowback models, and this short post will shed some light on the relative virtues of roller delayed blowback when compared to gas impingement. Super...

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