The EMG SAI Licensed Steel Bolt Carrier and Steel Bolt Catch is incredibly solid robust. The weight of it will kick back like a mule once it's been in action. This is the ultimate bolt carrier for competition shooters looking for stability, accuracy, durability to capable for intense competition requirement. As this is a fully licensed item, you'll notice the engraved SAI engravings on the side. This is the ultimate bolt carrier for competition shooters looking for stability, accuracy, durability to capable for intense competition requirement.

*PS: Please note: installing parts / assemble /fitting airsoft gun will need intermediate knowledge; for expert or airsoft gunsmith. Please refer to your airsoft gunsmith for proper installation / fitting. Fitting may be needed as the condition of each airsoft gun might be different. Regular maintenance is needed for all airsoft guns in order to keep it in good working condition and reduce wear out issue on parts.