36 Stück / Packung Especially designed for large diameter shafts. This vanes can also be applied with a slight tilt angle, in order to increase the stabilizing effect. • IS3 This vane is recommended for recurve and barebow archers, but even compound archers with a reflex riser and reduced brace height. • IS4 This vane has especially been designed for recurve and compound archers. • IP3 This profile is suitable for recurve and barebow archers who prefer smaller diameter shafts.