BCA Service Hop-up and Barrel Installation (Per Unit) Mancraft Parts Inner Barrel: ~375mm

Inner Barrel: ~375mm

These mip-caps are specially designed for your rifle

LayLax(Prometheus) Straight Flat Hop-Up Rubber (Black)(Extra Soft)

Salient Arms style Glock 17 Tier 3 RMR RB1 Version for WE G17/G18c & Marui G17/G18c (4 systems compatible)

Approximately 3-4 seconds later the shell breaks due to the air pressure resulting in a loud bang

BCA Service Hop-up and Barrel Installation (Per Unit) Mancraft Parts Inner Barrel: ~375mmAre 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