Bi-Delta Vanes & Archery Products

Bi-Delta Vanes reduce wind drift. We removed the center web and created a new vent with multiple benefits. Weight reduction reduces wind drift. Front of Center balance, energy, and speed increase. Helicals that are fletched reduce drag. Bi-Delta does not assume a full helical. Front and rear are straight. Picture top left. The material Bi-Delta was made of is rigid and durable. It can reduce drag in high-speed flight. Bi-Delta's unique design makes it a useful tool for aiding accurate aiming and flight. Now archers who use traditional recurve or longbow bows have two options. 1. Keep feathered arrows. 2. Shoot Bi-Delta Rain Vanes(tm), FEATHER LIKE(tm) on. Bi-Delta Plains Vane (tm) for rain and snow hunting. United States National Archery Association Flight Committee Scouts legalized the Bi-Delta Vane due to the large reduction in drag it creates. Harold Drake and his archers broke the World Broadhead Flight Records. Mr. Drake holds numerous world records. They broke the world record for broadhead flight by shooting carbon arrows and 125 grain 3-blade broadhead. Bi-Delta has arrow vanes that can match various runners in all aspects. Conventional 4-inch vanes would slow their speed when compared to the same arrows you fired with the Bi-Delta 2.5-in Shark's Tooth (tm) and 3-in vanes. The 2.5-inch is 4.5 grams and will fly heads up to 100 grams. The Bi-Delta Sharks' Tooth 2.5-inch is a useful tool for guiding 100-grain broadheads with minimum drag. Check the AVL(tm) vane models. "BI-Delta Specs." How to Use the AVL. Accessed 9 Apr. 2021. https://www.delta-mckensie.com/vanes/how-to-use-pro-tune/avl-and-avl-s-by-delta/specs-and-avl-models.