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Details of JMac Customs GBC-13 Gas Block without Detent Hole Black Nitride
JMac Customs GBC-13 Gas Block without Detent Hole Black Nitride. Gas block to replace or upgrade 90 Gas Blocks perfect for 14.5" pin/weld or SBR/Pistol Specifications for JMac Customs GBC-13 Gas Block without Detent Hole: Manufacturer: JMac Customs Color: Black Fabric/Material: 4140 heat treated steel Features of JMac Customs GBC-13 Gas Block without Detent Hole Gas block to replace or upgrade 90 Gas Blocks perfect for 14.5" pin/weld or SBR/Pistol Package Contents: JMac Customs GBC-13 Gas Block without Detent Hole JMac Customs GBC-13-WO: GBC-13 Gas Block without Detent Hole Black Nitride JMac Customs GBC-13-WO: GBC-13 Gas Block without Detent Hole Black Nitride