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Features
This 2.5 kg (5.5lb) counterweight is designed for following iOptron mount:
- CEM70
 - CEM40 (2021 and newer ONLY - check your counterweight bar diameter)
 - GEM45
 - CEM60/CEM60EC
 - iEQ45 Pro
 - iEQ45
 
It can be used for other mount with a 28mm diameter counterweight shaft.
Specifications
| Weight: | 2 kg (4.5 lbs.) | 
| Outer diameter: | 118 mm (4.6 in.) | 
| Inner diameter: | 28.5 mm (0.8 in.) | 
| Height: | 25 mm (1 in.) | 
| Locking mechanism: | Locking screw with pin | 
| Locking screw thread size: | M8 | 
Actual dimension, except inner diameter, may be different.
            