1 kg counterweight for iOptron SmartEQTM and SmartEQ ProTM mounts. Once a CW shaft is attached to mount the counterweight can be moved and locked in place for optimal telescope balance.
It will also fit onto a counterweight shaft with a diameter of 16mm.
Weight: 1kg 2 lbs.
Outer diameter : 78.6 mm 3 in.
inner diameter: 16.1 mm 0.63 in.
Height: 25.8 mm 1 in.