Attaching to the original bar of the iOptron CEM26, HEM27, and GEM28 mounts, this Extension Bar will add 4.7" and ensure more counterbalance torque. The total length with the M16-2mm male thread is 5.3".

4.7" Extension Attaches to Original Bar    Increases Counterbalance Torque    M16-2mm Male/Female Threads

Related Questions and Answers

Q: 1. Would this fit in a Celestron heavy duty 1100 CPC tripod? What adapters should it need? Thanks!

A: This will not work with your Celestron Scope. This is only made for iOptron GoTo mounts.

Q: 2. Built in wi fi. So my laptop can control the mount and not use the hand control. ??

A: According to iOptron the Built-in Wi-Fi module allows you to control the mount via smartphones running controller app. Do not know if your laptop can download apps.

Q: 3. I have an ioptron az mount pro 8900, with tripod, will this pier work with that mount?

A: Unfortunately no, you would need this Tri Pier instead: https://bhpho.to/2ufus2w

Q: 4. Is it compatible with the CEM40 EC 28mm shaft?

A: Yes, the iOptron 5.5 lb Counterweight for iEQ45/CEM60 EQ Mounts will fit the iOptron CEM40EC with the 28mm shaft.

Q: 5. Can this bar be used on the Ozen Agile 15?

A: Yes the OZEN Extending Pan Bar PB-2 works with all Ozen Agile head models including the 15.

Q: 6. If I'm going to use a Canon lens on a Sony camera am I better to get the Canon-mount extension tube and put it before the adapter, or a Sony-mount extension tube, and put it after the adapter? Any functional difference? Thanks.

A: I would suggest the EF extension tubes with a Canon to sony adapter. You will have to set your aperture manually. FotodioX Canon EF Lens to Sony E-Mount Camera Pro Fusion Smart AF Adapter Enables Autofocus and Auto Exposure (BH #FOEOSANEXP). You will experience light loss as you increase the tube length.

Q: 7. What are the internal dimensions of the case?

A: Unfortunately the Manufacturer does not provide those dimensions. My apologies.

Q: 8. Can these be used on a canon 60mm EFS 2.8 lenson a canon mark 2 or mark 3If so is there any problems with vignetting??

A: Technically you could mount the extension tube between the APS-C format (EF-S) lens you have and your full-frame camera, however we do no regularly encourage this combination as it will likely cause vignetting.

Q: 9. Is this counterweight compatible withe the CEM70G shaft? Thanks.

A: The iOptron 5.5 lb Counterweight for iEQ45/CEM60 EQ Mounts BH #IO802705 • MFR #8027-05 has a 1.1" hole and should work on the CEM70G shaft.

Q: 10. Will this pier work with the 1.75" tripod that came with my GEM45?

A: No, the iOptron 8" MiniPier for GoTo Mounts will not work with the iOptron GEM45 Equatorial GoTo Mount with 1.75" LiteRoc Tripod. Alternatively one can use the iOptron 6" MiniPier for CEM40/GEM45 Mounts, BH #IO8031 (https://bhpho.to/3pFRBXX).