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- Deep hexagon serrated pattern for better gripping surface
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- For Marui Model 17 GBB Series
- Patent pending
-CO2 Ready (*Co2 magazine required)
Airsoft Evolution Anti-Freeze Mag Valve Base Seal For VFC AR / M4 GBB Magazine Toy Model - Deep hexagon serrated patternDuring rapid fire, gas blowback magazines experience a drastic drop in temperature. Standard factory seals can harden, shrink, and ultimately fail under these freezing conditions, leading to frustrating gas leaks. This Airsoft Evolution seal is manufactured from a specialized, temperature resistant compound that remains pliable and maintains a perfect airtight seal, even when subjected to extreme cold and rapid gas expansion. Whether you play in
