BEST GLOCK UPGRADES // TBRCi Stubby vs Arc Division Sparc M
This guide details the installation and tuning of aftermarket compensators for Glock firearms, specifically comparing Texas Black Rifle (TBRCi) and Arc Division models. It highlights that TBRCi comps generally function reliably with OEM springs, while Arc Division comps may require recoil spring tuning for optimal performance. The video emphasizes understanding recoil impulse and the role of spring weight in achieving flatter shooting and reliable cycling. Instruction comes from an experienced firearms instructor demonstrating product comparisons and discussing technical features.



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