MTM offers three different sized choke tube cases to store and protect your valuable choke tubes and accessories. Each choke tube case is made of polypropylene with internal dividers and foam pad to safeguard your stored items. The foam pads help prevent rattle and protect your threads. Consider keeping your chokes, wrenches and choke lube all in one convenient case for use at the range or in the field. Designed to hold 20, 12, and 10 gauge chokes.
CT3 holds 3 extended or 6 standard tubes
Sinclair, Issue:3B, Page:160