Primos Hunting Still Grunter Game Calls. These Grunters by Primos Hunting feature accurate sounds and a grunt call that is smaller than traditional calls. The Primos Hunting 6-in-1 Still Grunter includes a 6-in-1 adjustable reed assembly that allows for grunts and bleats. The Primos Hunting Still Nasal Grunter is compact in size that makes it a favorite for hunters. Specifications for Primos Hunting Still Grunter Game Call: Manufacturer: Primos Hunting Fabric/Material: Plastic Species: Whitetail Deer Size: Compact Features of Primos Hunting Still Grunter Game Call 6-in-1 adjustable reed assembly allows for grunts and bleats Compact size for nasal grunts Package Contents: Primos Hunting Still Grunter Game Call Primos Hunting 708: Still Grunter Game Calls