The Flex Fletch Silent Knight Vanes in Flo Green are 3-inch vanes engineered for bowhunters who prioritize quiet, stable arrow flight. Their tapered, low-profile construction reduces drag and wind drift while providing increased surface area for stability with fixed-blade broadheads. According to the manufacturer, these vanes measure .485 inches high and weigh 6.8 grains each and are made in the USA.
Key Specifications
- Manufacturer is Flex Fletch.
- Pack quantity is 36 vanes.
- Vane length is 3 inches.
- Color is Flo Green.
- Profile height measures .485 inches.
- Individual vane weight is 6.8 grains.
- Construction is 30% thinner than thermoformed vanes, per the manufacturer.
- Testing showed an increase in velocity of 2 fps versus the same arrows fletched with popular 2-inch thermoformed vanes, per the manufacturer.
- Intended use includes stability with fixed-blade broadheads.
- Country of origin is USA.
These Silent Knight vanes offer a practical balance of low-profile, quiet flight and added surface area for stability, making them suitable for hunting builds and tuned field setups alike. Their Flo Green finish provides easy visibility during fletching and arrow preparation while the tapered design helps reduce drag for consistent arrow performance.









