This 2kg (~5 lbs) counterweight can be used for the following iOptron mount: CEM40/CEM40EC* (Old versions with 20mm diameter CW shaft) iEQ30/iEQ30 Pro CEM25/CEM25P/CEM25EC CEM26/GEM28 ZEQ25 AZ Mount Pro MiniTower Pro MiniTower II MiniTower * Check your CEM40/CEM40EC mount CW shaft diameter before ordering. It can be used for other mounts with a 20mm diameter counterweight shaft.
