Thread: T-Rex and Vixen Porta Mount Owners
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Old 22-03-2018, 10:12 AM
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Tinderboxsky (Steve)
I can see clearly now ...

Tinderboxsky is offline 		 
Join Date: Feb 2012
Location: Kingston TAS
Posts: 1,094
The belt drive shown in the Avalon website image looks like a 4:1 reduction drive. If so, the the total reduction involved will be 4X180=720:1 as quoted on the website.
I have TRex and a Vixen Porta mount - I’ll check mine for you.
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