Bohning X3 Vanes feature a shield cut ultra-stiff lower profile design. Designed for field and FITA archery. Lightweight for added speed and constructed of Heat Vane material. Weight: 4.4 gr. (1.75 in.), 5.8 gr. (2.25 in.). Height: .375 in. (1.75in.), .325 in. (2.25 in.).