- 6mm Premium Pro Match Grade
- Diameter: 5.95mm +/- .01 Tolerances
- Ball bearing quality design
- Polished to perfection
- Made in Taiwan
- True BIO, Exceeds standard Bio Inert Standard - Environmentally friendly - Breaks down over time with a mixture of degradable processes (Heat/Sunlight/Moisture/Pressure) - Often required by Outdoor Fields, Games, and Milsim-type events.