January 14, 2014 Thunder series turkey calls from Flextone have been developed to make diaphragm sounds with easy. The thunder series help you keep your hands on your bow or gun while that tom is in your sights. Share this video: Share this on Facebook (opens in new window) Share this on Twitter (opens in new window) Post a Comment Login with FacebookLogin with Google Login To Account Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Δ