Helix 6 Precision AR Bolt Grendel Type II .136 6mm ARC and 6.5 Grendel SAE 9310 Steel ARB-65G2. 5mm Grendel Gun Make: AR Platform Features of Helix 6 Precision AR Bolt TBA Package Contents: Helix 6 Precision AR Bolt TBA Helix 6 Precision ARB-65G2:...
Helix 6 Precision AR Bolt Grendel Type II .136 6mm ARC and 6.5 Grendel SAE 9310 Steel ARB-65G2. 5mm Grendel Gun Make: AR Platform Features of Helix 6 Precision AR Bolt TBA Package Contents: Helix 6 Precision AR Bolt TBA Helix 6 Precision ARB-65G2:...