The maker locked the Preliminary speed of SLR CQB with a little hole to the inner barrel for legal explanations. To unlock the performance, wrap the hole with Teflon or invert the internal barrel.
This website use's https://jemimaabgs016373.laowaiblog.com/27505452/the-single-best-strategy-to-use-for-slr-cqb-gel-blaster-review