A great custom upgrade / modified / reinforced spring guide for your EMG M1919, M249 series Airsoft AEG by Classic Army, A&K and other compatible models or AEG that uses A&K OEM / Gearbox.
Features
Precision machined from a block of billet EN AW 7075 T651 aluminum
Quick change spring guide system
Durable anodized finish
Reinforcement in key stress points to counter rapid wear from...