ID: 51945 (M4GBB-GBK-AA)
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A 10" aluminum gas block kit for airsoft M4 GBB rifles. The kit features a 20mm top rail for various front sights and a replica spring loaded non-functioning switching gas block to mimic an adjustable rate of fire system.
Features:Full metal, precision made kitMock adjustable rate of fire selector20mm top railMidlength carbine type fitment
Application: Gas tube assembly replacement kit for Airsoft M4 Gas Blowback style rifles
Compatibility: WE/WA/KA/G&P and other compatible airsoft M4 GBB rifles
Included: Gas block kit as pictured
Disclaimer: Please use discretion when installing custom parts as fit and compatibility may vary. Some modification may be required. Professional installation recommended.
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