These 21 cm arrows are the only arrows adaptable on the Cobra R9 crossbow
The Cobra R9 crossbow requires special arrows created by its maker EK Archery.
These carbon arrows weigh only 8 grams per arrow.
The tip is not unscrewable unlike the 15-inch arrows for the Cobra R9 (see link in the accessories tab)
Length: 21.2 cm
Diameter: 7 mm
Weight: 8 grams
WARNING: Do not shoot in a target that is too hard like wood. We recommend special targets for crossbows that stop the arrows without damaging them.