Answer
Mar 22, 2026 - 09:51 AM
The hollow grip bolt is designed specifically for use with 6mm macro line. Using the correct size ensures a proper fit and prevents air leaks, which is crucial for optimal performance in HPA-powered airsoft setups.
What size macro line can fit through the hollow grip bolt? PolarStar M249 Hollow Grip Bolt and Nut | HPA M249 Hose Bolt
Status:
Open Mar 22, 2026 - 09:51 AM
Do you have the same question? Follow this Question
1answer
View More Product Details
PolarStar M249 Hollow Grip Bolt and Nut | HPA M249 Hose Bolt
This PolarStar M249 Hollow Grip Bolt and Nut is what you would find included with your PolarStar HPA unit such as the Fusion Engine, Jack, F1, or F2. This Bolt comes with a channel through the center so that you can run your macro line through it and your pistol grip. Please keep in mind...
See More
View Details
View all PolarStar M249 Hollow Grip Bolt and Nut | HPA M249 Hose Bolt Questions & Answers
