C&C Magazine Gas Injection / Fill Inject Valve FKM O-Ring ( Pack of 10 ) ( Anti-Freeze ) Forward Assist height:auto}@media only screen and (max-width:

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you can enjoy a new feel for recoil shock

These enhancements greatly improve the rifle's durability against intense recoil shocks

- Material: CNC Steel with Durable DLC Coating

MF CNC Aluminum Angled Grip for M-LOK / Keymod ( BK )

C&C Magazine Gas Injection / Fill Inject Valve FKM O-Ring ( Pack of 10 ) ( Anti-Freeze ) Forward Assist height:auto}@media only screen and (max-width:Specifically for the gas fill inject valve, this high quality O ring set ensures an improved seal for consistent performance. Precision Fit: Specifically engineered for M4. 5 diameter gas injection valves. Material Durability: Features FKM (Fluorocarbon) O rings for superior chemical resistance and longevity for reliable sealing under pressure. Compatibility For Gas Fill Inject Valve Package Included: 4 x 1mm FKM O Ring Pack of 10