The "Sound Plate™" automatically positions the call in your mouth at the right place and angle, making calling elk easier. The Hyper Plate™ Double has 2 reeds with a "Y" cut in the second reed, which is perfect for hyper, estrus cow talk and herd bull bugles. Features: Angle of the sound plate is set at 30 degrees. Large "Y" cut in second reed produces estrus cow and raspy herd bull sounds...all without having to switch calls. US Patent Nos. 5,415,578 & 5,520,567.
; "Primos Hyper Plate™ Double Elk Call")