posts: 220849
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| post_id | thread_id | thread_title | post_number | author_username | post_date | post_date_iso | post_body |
|---|---|---|---|---|---|---|---|
| 220849 | 11248 | Twinzer Design/Experiment. | 77 | NCJohn | Sep 21, 2021 | 2021-09-21T18:57:39-0400 | WillieP said: I think the v to the double concave is what is called "spiral v" although I'm not sure. Click to expand... Ive been told spiral v is a v with double concave set in it to add a little lift and smooth out the transition from rail to rail in turns |