In the BLUG post, the sample/prototype looks like a white plastic.  Was 
that white plastic sample made by 3D printing?  Or was it an SLA(*)?  Or 
did some artisan carve something?  I know the actual shifters will be 
aluminum, and I think it's cast aluminum.  Is that right?

(*) SLA does not mean Symbionese Liberation Army in this context.  It's 

Bill Lindsay
El Cerrito, CA

On Sunday, October 16, 2016 at 9:14:03 AM UTC-7, Grant @ Rivendell wrote:
> Short answer is: New washers seem fine. Longer answer is below.
> THey're still not breakproof, but they're a different plastic than the 
> early ones, and none of these has broken. I've got a bristly take on those 
> washers, probably not a popular one, but here it is--
> Plastic (of some sort) is an ideal material for a spacer/washer for this 
> use. The old cruddy plastic was good enough unless it was abused, and when 
> it failed the shifter still worked...and plastic failure posed to rider 
> risk. Any hardware store has flat, wave, and split washers that can slide 
> right in there and be a metal substitute and work well, but if one's thumbs 
> are as big as one's big toes and the rest of the fingers are proportional, 
> this rig can prove a little fussy, and it lacks the "key" that fits into 
> the rectangular hole. (Tho once in place, it's solid). But Plastic Washer 
> #2 has, so far after 4 years, proven to work 100 percent without breaking).
> This doesn't mean the first was defo. It was exactly the same as the 
> original washer in the SunTour shifter. It just means it's more 
> "America-proof."
> We sell those washers cheap in pairs, and it's those washers that'll go in 
> the Silver-2 shifters. So they could be bought as backups, but considering 
> their track record so far and the low-risk of a failure, buying more than 
> one set of replacement washers is just supplying your heirs with tiny 
> nothings to toss "later on." 
> On a more personal level and if I can NOT speak for RBW for a second: I 
> LIKE stuff that can wear out or break (as long as it's not constant) and 
> that can be replaced and made good as new again. I did it for years with 
> Campagnolo parts, and ball bearings in general, now and then a cup or a 
> cone race. 
> On Saturday, October 15, 2016 at 9:54:36 AM UTC-7, Conway Bennett wrote:
>> G,
>> Have you solved the wimpy plastic washer issue?  Maybe a thick hard 
>> rubber?  I remember there were two types of action figures growing up: 
>> brittle Gi joes who's thumbs broke off and these heartier more maliable 
>> super heroes with a similar but durable Kung fu grip.  I don't know why 
>> silvers 1s trigger this memory but that's where my mind goes.  In any case, 
>> I learned my lesson and stocked up as I have silver 1s on noodles and cycle 
>> thru them and chalk it up to regular maintenance.  
>> FW,
>> CBB

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