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View Full Version here: : Want some thumbscrews ?


Ian Robinson
18-09-2009, 12:49 PM
I'm replacing my AstroSystems secondary holder's collimating screws (they require an allen key driver .... super fiddlely !!!) , apparently AstroSystems have changed over from the allen screws to thumbscrews recently ....

I asked Randy about this - he can send me some $1.50 each + postage.
He also advised the size I needed .... Always excellent service from AstroSystems.

I checked with Bunnings (and finally found something they don't have). Tried a few other places and while some had them , they had large minimum orders too.... so essentially I struck out locally.

I have consequently ordered some from http://www.scopestuff.com/ss_scr1.htm after checking the prices at http://www.bobsknobs.com/ (too dammed expensive and the knobs are probably too wide for my 2.6" diagonal holder too).
ScopeStuff's thumbscrews were same price as given my Randy (AstroSystems) but they have PayPal while I'd need to fax or email my credit card details to Randy.

Thought I'd pass on the link .... we've all lost the occasional scope or accessory thumbscrew .