Mount Accessories
A mount rarely arrives complete. Polar alignment needs a scope or a camera, balance needs the right counterweights and extension bars, meridian clearance often needs a pier extension, and the whole thing needs power that survives a cold night. David Astro carries mount accessories in Canada — polar scopes, counterweights, wedges, pier extensions, hand controller brackets, cable management and power distribution — stocked in Canada and shipped worldwide.
These are the parts that turn a working mount into a well-behaved one. Tell us your mount model and what is bothering you about your setup and we will point at the accessory that fixes it.
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iOptron AccuAlign TM Polar Scope for CEM/SkyGuider/SkyTracker Series
Enables Fast and Accurate Polar Alignment Essential for Long-Exposure Astrophotography Reduces Field Rotation for Sharp Stars Designed for iOptron...
View full detailsiOptron AccuAlign TM Polar Scope for HST MiniTracker
Enables Precise Polar Alignment Designed Specifically for the HST MiniTracker Features an Intuitive Etched Reticle Dramatically Speeds Up Field Se...
View full detailsiOptron CEM26 CW Shaft Mounting House (Low Latitude)
Enables low-latitude operation of the iOptron CEM26 mount Prevents counterweight shaft collision with tripod or pier Replaces the standard counter...
View full detailsiOptron CEM26/HEM27/GEM28/HAE29 MiniPier 8-inches
Adds a full 8 inches of height to compatible iOptron mounts Improves viewing comfort, especially for taller observers or when viewing near zenith ...
View full detailsiOptron CEM40 CW Shaft Mounting House (Low Latitude)
Designed for the iOptron CEM40 Mount Solves Counterweight Shaft Collision at Low Latitudes Enables Unobstructed Meridian Crossing Essential for Eq...
View full detailsiOptron Counterweight Shaft Extension Bar for CEM26 & GEM28
Extends Counterweight Shaft Length Designed for iOptron CEM26 and GEM28 Mounts Enables Balancing of Heavier or Longer Telescopes Reduces the Need ...
View full detailsiOptron Counterweight Shaft for iOptron SGP and HAE Mounts
200mm (7.875 in.) extended length Standard 20mm (0.79 in.) diameter Fits iOptron SkyGuider Pro and HAE mounts Dual 3/8"-16 threads for extension I...
View full detailsiOptron Cube Counterweight shaft
150mm (5.9 in.) Length 19mm (0.74 in.) Diameter M14 Female Thread Weight: 11 oz Description FAQ Specifications In the Box Warranty Cube C...
View full detailsiOptron GPS Module for CEM26/GEM28/CEM40/GEM45 Mounts
Automatically inputs time, date, and location Eliminates manual coordinate entry for faster setup Increases the accuracy of initial GoTo alignment...
View full detailsiOptron HAZ46 Counterweight Shaft & Adapter
Enables counterweight use on the iOptron HAZ46 mount Improves balance for heavy or long optical tubes Reduces strain on the strain wave drive syst...
View full detailsiOptron HEM27/HEM44 Counterweight Bar
Official iOptron accessory for HEM series mounts Enables balancing of heavier telescope payloads Compatible with iOptron HEM27 and HEM44 mounts Fe...
View full detailsiOptron Illuminating LED for CEM26/GEM28 AccuAlign Polar Scope
Official accessory for iOptron CEM26 and GEM28 mounts Illuminates the AccuAlign polar scope reticle Enables fast and accurate polar alignment in t...
View full detailsiOptron iMate Astronomy Control Box
Integrated astronomy device control hub Runs a curated version of Kstars/Ekos and INDI Powers cameras, focusers, and accessories Generates a stron...
View full detailsiOptron iPolar Electronic Polarscope
Achieves polar alignment with 30 arcsecond resolution Wide 13° field of view for robust plate-solving Simple Mini USB 2.0 interface for power and ...
View full detailsiOptron iPolar Electronic Polarscope for HEM15/HEM27/HEM44 Mounts
Achieves polar alignment precision of approximately 30 arcseconds Designed for internal installation on iOptron HEM15, HEM27, and HEM44 mounts Sim...
View full detailsiOptron iPolar Internal Electronic Polar Scope for CEM120 Mounts
Achieves polar alignment with 30 arcsecond resolution 13° wide field of view digital camera Designed for internal installation in iOptron CEM120 m...
View full detailsiOptron iPolar Internal Electronic Polar Scope for CEM26/GEM28/SkyGuider Pro Mounts
Internal design for CEM26, GEM28, and SkyGuider Pro mounts Achieves polar alignment with 30 arcsecond resolution 13° wide field of view camera Sof...
View full detailsiOptron iPolar Internal Electronic Polar Scope for CEM40 Mounts
Achieves polar alignment to a resolution of 30 arcseconds Wide 13° field of view for rapid plate solving Installs internally on iOptron CEM40 and ...
View full detailsiOptron iPolar™ Electronics Polar Scope
Achieves polar alignment precision of approximately 30 arcseconds Wide ~13 degree field of view for easy pole acquisition High-resolution sensor p...
View full detailsiOptron MiniPier 6" Pier Extension for CEM40/HAE43/HEM44/GEM45
Adds 6 inches of height to the mount Prevents telescope-tripod collisions near the zenith Enables uninterrupted meridian-crossing astrophotography...
View full detailsiOptron MiniPier 8" Pier Extension
Adds 8" (200 mm) of Height to Your Mount Setup Prevents Long Telescope Tubes from Colliding with Tripod Legs Features a 150mm Top Plate for iOptro...
View full detailsiOptron Polar Scope for SmartEQ
Enables Precise Polar Alignment Designed Specifically for the iOptron SmartEQ Mount Essential for Long-Exposure Astrophotography Improves GoTo Poi...
View full detailsiOptron Polar Scope Kit for CEM26
Designed specifically for the iOptron CEM26 mount Provides a direct, through-the-axis optical view of the celestial pole Enables fast and intuitiv...
View full detailsiOptron Polar Scope Kit for GEM28
Optical Polar Alignment Accessory for iOptron GEM28 Mounts Enables Fast, Computer-Free Setup Illuminated Reticle for Easy Sighting of Polaris Idea...
View full detailsWhat Actually Improves a Mount in Use
Most mount complaints resolve to one of four things: alignment accuracy, balance, clearance or power stability. Each has a specific accessory answer.
- Polar scopes and alignment aids: Illuminated reticles and electronic polar alignment cameras that reduce alignment from a lengthy drift procedure to a few minutes.
- Counterweights and extension bars: Correct balance reduces motor load and improves guiding; an extension bar lets a short heavy tube be balanced with less total weight.
- Pier extensions: Raise the mount head so a long tube clears the tripod legs at the meridian, which is the fix for the most common and most annoying mechanical collision.
- Equatorial wedges: Convert an alt-azimuth fork mount to equatorial tracking, eliminating field rotation for imaging.
- Cable management: Clips, wraps and routing hardware that prevent the snag which ends an unattended session at 2 a.m.
- Power supplies and distribution: Regulated supplies sized for cold-weather draw, since voltage sag is a frequent cause of stalls and tracking faults.
Why Choose David Astro for Mount Accessories
Accessory choice here is entirely mount-specific, so identification matters more than selection.
- Model-specific fitment: Counterweight shaft diameters, pier extension bolt patterns and wedge mounting all vary by mount, and we confirm the match before shipping.
- Meridian clearance calculated: Give us your tube length and tripod height and we will work out whether you need an extension and how much.
- Cold-weather power sizing: We size supplies for the current your mount draws when the grease is stiff at minus 25, not for the specification at room temperature.
- Authorized dealer: Genuine accessories with full manufacturer warranty, in stock, with fast shipping across Canada and worldwide.
- Domestic shipping: Heavy items like counterweights ship from Canada without duties or brokerage fees.
Mount Accessories in Canada — Frequently Asked Questions
- Do I need a pier extension?
- If your telescope strikes a tripod leg when crossing the meridian, or you cannot reach targets near the pole, yes. Send us your tube length and mount model and we will calculate the required height.
- What counterweight do I need?
- Enough to balance your payload at a sensible position on the shaft — roughly two thirds out, not at the very end. Shaft diameter is mount-specific, so tell us the model rather than the weight alone.
- Is an electronic polar alignment camera worth it?
- For imaging, usually yes. It reaches better accuracy than a polar scope in a fraction of the time and works when Polaris is obscured, which matters from urban backyards.
- Why does my mount stall in the cold?
- Most often voltage sag under load rather than a mechanical fault. Cold thickens lubricant, current draw rises, and an undersized supply or a long thin cable drops voltage below the mount's tolerance.
Finishing your mount setup?
Tell us your mount model and what is giving you trouble. We will specify the fix. Full warranty, shipped from Canada.