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AKM / GKM-11-4-GAS

$ 17.00 USD
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For GHK AK series GBB 

● Compatible with GHK AK/AUG/553 gas magazine.
● Magazine gas type output valve, copper and iron made.
● Please use silicone oil as maintenance, so that the air-tight can be mainten in good condition
● The wear of o-ring inside the valve is normal situation. It can be replaced if necessary, please [click here] and refer to the replacement

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