Rycote InVision INV-BH

Suitable for Microphones from 19 to 34mm in diameter, up to 500 grams in weight and 50 cm length maximum, with use of the 3/8"" female Boom Adaptor. Offers much improved isolation from camera noise compared to other on-camera microphone mounts. No elasticated parts — never sags or needs rethreading.

Price: 97.20 from Wex Photo Video