Flex Fletch Silent Knight Vanes Red 3 in 36 Pk 1203455. Specifications for Flex Fletch Silent Knight Vanes 1203455: Manufacturer: Flex Fletch Color: Red Features of Flex Fletch Silent Knight Vanes: Deadly accurate and super quiet Broadhead stability even for fixed-blade heads Low profile (.485") for clearance and low drag Works well on both carbon and aluminum arrows Available in colors: Blaze Orange Flo Green Flo Red Flo Yellow Red White Flo Blue Package Contents: Flex Fletch Silent Knight Vanes