Best Counterweights for Balanced Equatorial Mounts (2026)
Updated How we research
Sky-Watcher S20530 Star Adventurer Latitude EQ Base and S20540 Counter Weight Kit Accessory
Sky-Watcher S20530 Star Adventurer latitude EQ base and S20540 counter weight kit accessory bundle.
Sky-Watcher S20540 Star Adventurer Counter Weight Kit Telescope Accessory Black
Sky-Watcher S20540 Star Adventurer counter weight kit in black, a balance accessory for the Star Adventurer tracker.
A counterweight balances a German equatorial mount against the telescope's weight, taking load off the motors and gears so tracking stays smooth. Compare the mass of each weight, the bore diameter that must match your mount's shaft, and whether the design allows fine positioning along the bar. Rubber bumpers and secure locking knobs prevent slipping and protect the mount if a weight drops. Having the right total mass lets you balance in both right ascension and declination for accurate tracking. These suit anyone running an equatorial mount, especially imagers who need precise balance for clean guiding. They are irrelevant to altazimuth and Dobsonian setups. A practical tip: confirm the bore diameter against your specific mount before buying, since counterweight shafts vary between brands and models, and a weight that does not slide onto your bar, or wobbles loosely on it, cannot balance the load safely.
The short version
We compared 8 picks. Our scores range from 7.6 to 8.4 out of 10.
- Best overall:Sky-Watcher S20530 Star Adventurer Latitude EQ Base and S20540 Counter Weight Kit Accessory. Highest overall score in this guide at 8.4/10.
- Also great value:Sky-Watcher S20540 Star Adventurer Counter Weight Kit Telescope Accessory Black. Value score of 8/10, overall 8.1/10.
- Solid build:Sky-Watcher EQ6-R Counterweights 11 lb Compatible with AZ-EQ5 EQ6 and EQ6-R Mounts S30101 White. Build and materials score of 8/10, overall 8.1/10.
- Feature-rich:Sky-Watcher AZ-EQ6 Counterweight 11 lb S30301 for Equatorial Telescope Mount. Features score of 7/10, overall 8.1/10.
Scores are our editorial assessment, not customer ratings. How we score
- 1.Sky-Watcher S20530 Star Adventurer Latitude EQ Base and S20540 Counter Weight Kit Accessory8.4/10See on AmazonCheck price
- 2.Sky-Watcher S20540 Star Adventurer Counter Weight Kit Telescope Accessory Black8.1/10See on AmazonCheck price
- 3.Sky-Watcher EQ6-R Counterweights 11 lb Compatible with AZ-EQ5 EQ6 and EQ6-R Mounts S30101 White8.1/10See on AmazonCheck price
- 4.Sky-Watcher AZ-EQ6 Counterweight 11 lb S30301 for Equatorial Telescope Mount8.1/10See on AmazonCheck price
- 5.Celestron 11 lb Counterweight for Advanced VX CG-5 CGEM CGEM II CGX Equatorial Mounts8.1/10See on AmazonCheck price
- 6.Celestron 17 lb Counterweight for Advanced VX CG-5 CGEM CGEM II CGX Telescope Mounts8.1/10See on AmazonCheck price
- 7.Celestron 22 lb Counterweight for CGX-L CGE Pro CGEM DX Computerized Telescope Mounts7.9/10See on AmazonCheck price
- 8.Celestron 12 lb Counterweight for Advanced VX International Equatorial Telescope Mount7.6/10See on AmazonCheck price
#1Sky-Watcher S20530 Star Adventurer latitude EQ base and S20540 counter weight kit accessory bundle.
Fit for the job 9/10 · Features and specs 8/10 · Build and materials 8/10 · Value 8/10
- + Latitude EQ base makes polar alignment adjustments much easier
- + Counter weight kit adds balance for heavier camera setups
- + Bundle upgrades a basic Star Adventurer for serious tracking
- - Only useful with Star Adventurer trackers
- - Bundle adds weight and bulk to a portable kit
#2Sky-Watcher S20540 Star Adventurer counter weight kit in black, a balance accessory for the Star Adventurer tracker.
Fit for the job 9/10 · Features and specs 7/10 · Build and materials 8/10 · Value 8/10
- + Balances camera and lens loads for smoother Star Adventurer tracking
- + Designed specifically for Star Adventurer mounts for a proper fit
- + Helps reduce strain on the tracker motor
- - Only useful for Star Adventurer owners, other trackers use different shafts
- - Adds weight to an otherwise light travel setup
#3Sky-Watcher EQ6-R 11 lb counterweight in white, S30101, compatible with AZ-EQ5, EQ6 and EQ6-R mounts.
Fit for the job 9/10 · Features and specs 7/10 · Build and materials 8/10 · Value 8/10
- + 11 lb weight helps balance heavier telescopes and imaging gear
- + Compatible with several Sky-Watcher mounts, including AZ-EQ5 and EQ6-R
- + Official Sky-Watcher part ensures correct shaft fit
- - Sky-Watcher mounts only, so other brands need different weights
- - Heavy to carry when transporting a full imaging rig
#4Sky-Watcher AZ-EQ6 counterweight, 11 lb S30301, for balancing equatorial telescope mounts.
Fit for the job 9/10 · Features and specs 7/10 · Build and materials 8/10 · Value 8/10
- + Adds balance for heavy imaging trains on the AZ-EQ6
- + 11 lb size gives flexible fine balancing with other weights
- + Official part designed for Sky-Watcher shafts
- - Compatibility is limited to specific Sky-Watcher mounts
- - Most heavy setups need more than one weight
#5Celestron 11 lb counterweight for Advanced VX, CG-5, CGEM, CGEM II and CGX equatorial mounts.
Fit for the job 9/10 · Features and specs 7/10 · Build and materials 8/10 · Value 8/10
- + Fits a wide range of Celestron equatorial mounts
- + 11 lb size is ideal for fine-tuning balance with mid-size scopes
- + Official Celestron part for reliable fit
- - Not compatible with non-Celestron mount shafts
- - Extra weights add up quickly when carrying gear to the field
#6Celestron 17 lb counterweight for Advanced VX, CG-5, CGEM, CGEM II and CGX telescope mounts.
Fit for the job 9/10 · Features and specs 7/10 · Build and materials 8/10 · Value 8/10
- + 17 lb weight balances heavier telescopes and camera trains
- + Compatible with multiple Celestron equatorial mounts
- + Reduces the number of smaller weights needed on the shaft
- - Heavier weight is harder to handle when setting up in the dark
- - Oversized for lighter telescopes on smaller mounts
#7Celestron 22 lb counterweight for CGX-L, CGE Pro and CGEM DX computerized telescope mounts.
Fit for the job 9/10 · Features and specs 7/10 · Build and materials 8/10 · Value 7/10
- + 22 lb weight balances large telescopes and heavy imaging gear
- + Compatible with Celestron's heavy-duty mounts
- + Single large weight simplifies balancing big setups
- - Very heavy and awkward to transport to a dark site with the rest of the rig
- - Only suitable for Celestron's largest mounts
#8Celestron 12 lb counterweight for Advanced VX international equatorial telescope mount.
Fit for the job 8/10 · Features and specs 7/10 · Build and materials 8/10 · Value 7/10
- + 12 lb weight helps balance medium telescopes on the Advanced VX
- + Designed for the international version of the mount
- + Balanced setup improves tracking accuracy
- - International version may not fit every regional Advanced VX shaft
- - Only relevant for Advanced VX owners, so check your mount model first
Before you buy: trade-offs we flagged
No pick is perfect. These are the main compromises we noted for the top products in this guide, so you can check they will not matter for you.
- Only useful with Star Adventurer trackers (Sky-Watcher S20530 Star Adventurer Latitude...)
- Only useful for Star Adventurer owners, other trackers use different shafts (Sky-Watcher S20540 Star Adventurer Counter...)
- Sky-Watcher mounts only, so other brands need different weights (Sky-Watcher EQ6-R Counterweights 11 lb...)
- Compatibility is limited to specific Sky-Watcher mounts (Sky-Watcher AZ-EQ6 Counterweight 11 lb S30301...)
- Not compatible with non-Celestron mount shafts (Celestron 11 lb Counterweight for Advanced VX...)
- Heavier weight is harder to handle when setting up in the dark (Celestron 17 lb Counterweight for Advanced VX...)
Frequently asked questions
›What is the best choice among counterweights for balanced equatorial mounts (2026)?
Sky-Watcher S20530 Star Adventurer Latitude EQ Base and S20540 Counter Weight Kit Accessory is our top overall pick. Sky-Watcher S20530 Star Adventurer latitude EQ base and S20540 counter weight kit accessory bundle. It earns our score of 8.4/10, based on fit for the job, features, build and value.
›What is a good budget option?
Sky-Watcher S20540 Star Adventurer Counter Weight Kit Telescope Accessory Black is the strongest low-cost pick in this guide. Sky-Watcher S20540 Star Adventurer counter weight kit in black, a balance accessory for the Star Adventurer tracker.
›How much should I expect to spend?
Picks in this guide span See on Amazon price bands (roughly: $ = under $30, $$ = $30 to $100, $$$ = over $100). We never display exact prices because they change constantly, so the buttons above always show Amazon's current price.
›How were these products chosen?
We shortlist products that fit the job this guide solves and compare their published specifications, such as size, capacity, materials and what is included. Each pick gets an editorial score out of 10 for fit, features, build and value, and we write the pros and cons from those details. Our score is not an Amazon customer rating. We earn a commission if you buy through our links, which never affects the ranking.
Stargazer Nest independently selects every product; we may earn a commission from links above.
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