About this product
Part Number: 20417/20757
Upgrade for the standard cast tube rings and 45mm dovetail bar supplied with the Evostar-150ED.
Constructed from machined aluminium with an anodised finish.
Overall weight 2.1kg.
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Q1. Will the tube rings fit a regular Skywatcher Evostar 150 Achromat?
No. The Evostar 150 Achromat tube diameter is approx 1/2" less that the Evostar 150ED. (The rings would need some padding applied to their inner surface to work).