BCA Service Hop-up and Barrel Installation (Per Unit) Pistons & Piston Heads Battery: CR123 X1 (Not included)

Battery: CR123 X1 (Not included)

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BCA Service Hop-up and Barrel Installation (Per Unit) Pistons & Piston Heads Battery: CR123 X1 (Not included)Are you looking for more effective range and the ability to hop heavier BBs with your gun? The most effective way to do so is to upgrade your barrel, bucking, and hop up chamber. We can install and tune barrel groups for AEGs, HPA guns, GBBs, GBBRs, and BASRs. BBA will install and inspect all components for proper air seal, alignment, and feeding. This is usually done while you wait. Please note that the same fee applies whether all components in a