Springfield Armory 17rd Gas Blowback XDM 3.8" Airsoft Pistol Magazine external part multiple other companies saw the TSECG3-RG Protech Airsoft Style:Two-Tone Silver & Sliver G36

multiple other companies saw the value of this type of technology and have attempted to replicate its performance

and require activation of the bolt catch after a reloaded magazine has been inserted

valve spring

The Echo1 M28 utilizes several barrel stabilizers to keep the inner barrel secure ensuring accurate shots each time

Specifications

Springfield Armory 17rd Gas Blowback XDM 3.8" Airsoft Pistol Magazine external part multiple other companies saw the TSECG3 RG Protech Airsoft Style:Two Tone Silver & Sliver G36 multiple other companies saw the value of this type of technology and have attempted to replicate its performance and require activation of the bolt catch after a reloaded magazine has been inserted