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Feb 05, 2026 - 08:56 AM
We’ve provided several answers to questions related to PolarStar Airsoft Complete JACK MP7 O-Ring and Screw Kit , see some other helpful Q&A related to this product.
Question: What o-ring is used for the barb fitting, and what are its specifications?
Answer: The o-ring used for the barb fitting in the polarstar jack mp7 kit is M1.0 x 4.5 (Buna 70). This o-ring is essential for preventing leaks where the air line connects, ensuring optimal performance and reliability.
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