Rotational Post Holder for diameter 20mm posts, l = 3", with engraved scale - RPHX-3P

Rotational Post Holder for diameter 20mm posts, l = 3", with engraved scale. Post can be locked at height then rotated smoothly thru 360 deg

For more information on Rotational Post Holder for diameter 20mm posts, l = 3", with engraved scale - RPHX-3P talk to Opto Mechanics.co.uk