Orion 11 LB Counterweight for Atlas and Sirius EQ Mounts
Orion Counterweight for Orion Atlas and Orion Sirius EQ Mounts
Weighing in at a hefty 11 lbs., the Orion 9863 Counterweight has a durable powder-coat paint finish and a welcome over-sized locking knob for an easy, secure grip. The Orion 9863 Counterweight gives your Orion Atlas or Orion Sirius EQ mount just that little bit extra counterbalance needed for those extras!
Orion Counterweight for Orion Atlas and Orion Sirius EQ Mounts Features
- Extra 11-pound counterweight designed for the Orion Atlas EQ-G and Sirius EQ-G GoTo equatorial mounts
- Helps balance especially heavy telescopes and instruments on the Atlas EQ-G or Sirius EQ-G equatorial mounts
- Ideal for balancing heavy astrophotography gear
- Features a nylon-tipped, tri-lobe lock knob for easy grip - even while wearing gloves in the field!
- Optimize the balance of your Atlas or Sirius EQ-G telescope mount for smooth and accurate tracking, panning, and slow-motion position adjustments
Questions & AnswersAsk a Question
What size is the inside hole?
The current Atlas counterweights have a 20mm diameter bore for the counterweight shaft.