742-270 - Civco - Disposable Endocavity Needle Guides For use with GE Healthcare E72, E721, E8C, E8C-RS, E8CS, IC5-9-D, IC5-9H, IC9B-RS, MTZ and MZ transducers, Sterile endocavity needle guide with 3.5 x 20cm (1.4" x 7.9") latex cover. Box of 24