EdGI Ares MSR Tuning Kit
- High End Piston
- SS Spring Guide
- 4403 Sear Set
- 4403 Stopper Pin
- Tight Barrel 460mm 6.01ID BULL Barrel
- Spring (450 FPS - 500 FPS - 550FPS - 600FPS)
- 500 FPS Leak Stopper Ring
- Stainless Cylinder Body and Head
** This is a pre order item please allow 5 -15 business days lead time for this product. Please email craig@elrairsoft.ca if you have any questions with this pre order **