- .400" spacing between set screws
- 4140 Billet Steel
- Melonite QPQ Finish
- Set screws and roll pin included
The steel used along with the melonite treatment of this gas block make it as quality as you will find for a fixed non-adjustable gas block. The fit, finish and side fluting will add some cosmetic appeal to any rifle. Since this kit does include a roll pin and set screws installation is hassle free and easy.
For more info, visit SLRRifleworks