KAC-Knight's Armament SR-25 Gas Block Roll Pin

Knight's Armament
Current Stock:

Knight's Armament SR25 Gas Block Coiled Spring Pin For Top Of Gas Block

The Knight's Armament SR25 gas block coiled spring pin (roll pin) is used in SR25 gas blocks utilizing a locating pin on the top edge of the barrel, below the gas tube.  These are replacements and can be used with the M110 double high gas blocks. 


  • Diameter: 5/32"
  • Length: 3/4"
  • Material: Alloy Steel
  • Finish: Black Oxide