The Phelps Signature Series Elk Call Diaphragm is meticulously crafted to meet exacting standards, offering hunters and competition callers a reliable, high-performing call. Designed and used by...

The AMP black elk diaphragm produces high to medium pitched cow sounds along with producing raghorn bugles with great volume.

The AMP orange elk diaphragm is that lightest latex of the new AMP diaphragms.  This is a single reed that produces high pitched cow and calf sounds along with...

The AMP green elk diaphragm is a great all around diaphragm.  This is a single reed that produces medium cow sounds and medium bull sounds.

The AMP gray elk diaphragm is a great all around call with excellent volume.  This is a single reed that produces medium to mature cow sounds, along with...

Phelps Diaphragm Organizer: Convenient Storage and Drying for Your Calls Keep your calls organized and in top condition with the Phelps Diaphragm Organizer. Designed to hold up to 8 diaphragms, with...