Great choice for your PS90 SBR project. Pair this with a CMMG PS90 Flash hider or thread adapter to complete your SBR.
Features :
Features :
- "10.4";"4140 Chrome Moly,
- Salt Bath Nitride Finish
- 1:9 Twist
- 5.7×28 Chamber
- Threaded M12x1.0 LH
