# The black RBC - the \*unknown\* Unknown edition - The Mystery is SOLVED! 🕵🏻‍♂️ **URL:** \ **Category:** General Yo-Yo\ **Created:** [January 5, 2023, 3:26pm UTC](https://forums.yoyoexpert.com/t/the-black-rbc-the-unknown-unknown-edition-the-mystery-is-solved/367872 "2023-01-05T15:26:15Z")\ **Posts on this page:** 20\ **Page:** 2
**Author:** ![AaronW](https://sea1.discourse-cdn.com/flex015/user_avatar/forums.yoyoexpert.com/aaronw/32/49251_2.png) [@AaronW](https://forums.yoyoexpert.com/u/AaronW)\ **Post date:** [January 6, 2023, 12:03am UTC](https://forums.yoyoexpert.com/t/the-black-rbc-the-unknown-unknown-edition-the-mystery-is-solved/367872/21 "2023-01-06T00:03:47Z")
How did you just get one? Are they available on other sites? ---
**Author:** ![Niki](https://sea1.discourse-cdn.com/flex015/user_avatar/forums.yoyoexpert.com/niki/32/191426_2.png) [@Niki](https://forums.yoyoexpert.com/u/Niki)\ **Post date:** [January 6, 2023, 12:06am UTC](https://forums.yoyoexpert.com/t/the-black-rbc-the-unknown-unknown-edition-the-mystery-is-solved/367872/22 "2023-01-06T00:06:06Z")
There are some left in Japan ---
**Author:** ![AaronW](https://sea1.discourse-cdn.com/flex015/user_avatar/forums.yoyoexpert.com/aaronw/32/49251_2.png) [@AaronW](https://forums.yoyoexpert.com/u/AaronW)\ **Post date:** [January 6, 2023, 12:06am UTC](https://forums.yoyoexpert.com/t/the-black-rbc-the-unknown-unknown-edition-the-mystery-is-solved/367872/23 "2023-01-06T00:06:38Z")
Ah ok, still $30 shipping from Japan? ---
**Author:** ![Niki](https://sea1.discourse-cdn.com/flex015/user_avatar/forums.yoyoexpert.com/niki/32/191426_2.png) [@Niki](https://forums.yoyoexpert.com/u/Niki)\ **Post date:** [January 6, 2023, 12:07am UTC](https://forums.yoyoexpert.com/t/the-black-rbc-the-unknown-unknown-edition-the-mystery-is-solved/367872/24 "2023-01-06T00:07:44Z")
Yeahh ---
**Author:** ![Fun\_Dad69](https://avatars.discourse-cdn.com/v4/letter/f/6bbea6/32.png) [@Fun\_Dad69](https://forums.yoyoexpert.com/u/Fun_Dad69)\ **Post date:** [January 6, 2023, 12:11am UTC](https://forums.yoyoexpert.com/t/the-black-rbc-the-unknown-unknown-edition-the-mystery-is-solved/367872/25 "2023-01-06T00:11:22Z")
You gotta pop the caps off. Or try to look into the axle hole and see if there’s anything in there ---
**Author:** ![fos1](https://sea1.discourse-cdn.com/flex015/user_avatar/forums.yoyoexpert.com/fos1/32/150706_2.png) [@fos1](https://forums.yoyoexpert.com/u/fos1)\ **Post date:** [January 6, 2023, 12:26am UTC](https://forums.yoyoexpert.com/t/the-black-rbc-the-unknown-unknown-edition-the-mystery-is-solved/367872/26 "2023-01-06T00:26:56Z")
Not mine! Only non-destructive testing. Do they make a borescope small enough to look inside? :wink: ---
**Author:** ![bheinz63](https://sea1.discourse-cdn.com/flex015/user_avatar/forums.yoyoexpert.com/bheinz63/32/137310_2.png) [@bheinz63](https://forums.yoyoexpert.com/u/bheinz63)\ **Post date:** [January 6, 2023, 1:17am UTC](https://forums.yoyoexpert.com/t/the-black-rbc-the-unknown-unknown-edition-the-mystery-is-solved/367872/27 "2023-01-06T01:17:36Z")
i had a b-grade that had a pretty nasty impact, cap popped most of the way out. after popping it back in it was as if it never happened lol ---
**Author:** ![Xanadu](https://sea1.discourse-cdn.com/flex015/user_avatar/forums.yoyoexpert.com/xanadu/32/84910_2.png) [@Xanadu](https://forums.yoyoexpert.com/u/Xanadu)\ **Post date:** [January 6, 2023, 1:46am UTC](https://forums.yoyoexpert.com/t/the-black-rbc-the-unknown-unknown-edition-the-mystery-is-solved/367872/28 "2023-01-06T01:46:01Z")
Woah woah woah! Before anyone goes and damages their yo-yo, Mark told me this today: “ The mystery is very obvious once spotted.” ---
**Author:** ![bheinz63](https://sea1.discourse-cdn.com/flex015/user_avatar/forums.yoyoexpert.com/bheinz63/32/137310_2.png) [@bheinz63](https://forums.yoyoexpert.com/u/bheinz63)\ **Post date:** [January 6, 2023, 1:47am UTC](https://forums.yoyoexpert.com/t/the-black-rbc-the-unknown-unknown-edition-the-mystery-is-solved/367872/29 "2023-01-06T01:47:24Z")
oblique lighting maybe? ---
**Author:** ![bheinz63](https://sea1.discourse-cdn.com/flex015/user_avatar/forums.yoyoexpert.com/bheinz63/32/137310_2.png) [@bheinz63](https://forums.yoyoexpert.com/u/bheinz63)\ **Post date:** [January 6, 2023, 1:50am UTC](https://forums.yoyoexpert.com/t/the-black-rbc-the-unknown-unknown-edition-the-mystery-is-solved/367872/30 "2023-01-06T01:50:15Z")
i also just noticed on the product page its called “Black Unengraved\*” is the mystery that its actually UNengraved? ---
**Author:** ![Xanadu](https://sea1.discourse-cdn.com/flex015/user_avatar/forums.yoyoexpert.com/xanadu/32/84910_2.png) [@Xanadu](https://forums.yoyoexpert.com/u/Xanadu)\ **Post date:** [January 6, 2023, 1:51am UTC](https://forums.yoyoexpert.com/t/the-black-rbc-the-unknown-unknown-edition-the-mystery-is-solved/367872/31 "2023-01-06T01:51:14Z")
I was thinking that too. But I failed to find any kind of engraving on it… ---
**Author:** ![Y3TI](https://sea1.discourse-cdn.com/flex015/user_avatar/forums.yoyoexpert.com/y3ti/32/185200_2.png) [@Y3TI](https://forums.yoyoexpert.com/u/Y3TI)\ **Post date:** [January 6, 2023, 1:54am UTC](https://forums.yoyoexpert.com/t/the-black-rbc-the-unknown-unknown-edition-the-mystery-is-solved/367872/32 "2023-01-06T01:54:05Z")
This is actually so cool to me. I already wanted a RBC but I need this one lol ---
**Author:** ![anon5341354](https://avatars.discourse-cdn.com/v4/letter/a/3ab097/32.png) [@anon5341354](https://forums.yoyoexpert.com/u/anon5341354)\ **Post date:** [January 6, 2023, 1:55am UTC](https://forums.yoyoexpert.com/t/the-black-rbc-the-unknown-unknown-edition-the-mystery-is-solved/367872/33 "2023-01-06T01:55:14Z")
Just remember, a diamond 1 kilometre below the Earth’s surface is easy to see once spotted… ---
**Author:** ![bheinz63](https://sea1.discourse-cdn.com/flex015/user_avatar/forums.yoyoexpert.com/bheinz63/32/137310_2.png) [@bheinz63](https://forums.yoyoexpert.com/u/bheinz63)\ **Post date:** [January 6, 2023, 1:57am UTC](https://forums.yoyoexpert.com/t/the-black-rbc-the-unknown-unknown-edition-the-mystery-is-solved/367872/34 "2023-01-06T01:57:09Z")
engraving under the caps confirmed! lol ---
**Author:** ![anon5341354](https://avatars.discourse-cdn.com/v4/letter/a/3ab097/32.png) [@anon5341354](https://forums.yoyoexpert.com/u/anon5341354)\ **Post date:** [January 6, 2023, 1:58am UTC](https://forums.yoyoexpert.com/t/the-black-rbc-the-unknown-unknown-edition-the-mystery-is-solved/367872/35 "2023-01-06T01:58:53Z")
Are you sure? ---
**Author:** ![bheinz63](https://sea1.discourse-cdn.com/flex015/user_avatar/forums.yoyoexpert.com/bheinz63/32/137310_2.png) [@bheinz63](https://forums.yoyoexpert.com/u/bheinz63)\ **Post date:** [January 6, 2023, 2:00am UTC](https://forums.yoyoexpert.com/t/the-black-rbc-the-unknown-unknown-edition-the-mystery-is-solved/367872/36 "2023-01-06T02:00:28Z")
if i had a black one i’d pop the caps off to be sure, but until then i’m sure i was just being silly lol ---
**Author:** ![Xanadu](https://sea1.discourse-cdn.com/flex015/user_avatar/forums.yoyoexpert.com/xanadu/32/84910_2.png) [@Xanadu](https://forums.yoyoexpert.com/u/Xanadu)\ **Post date:** [January 6, 2023, 2:04am UTC](https://forums.yoyoexpert.com/t/the-black-rbc-the-unknown-unknown-edition-the-mystery-is-solved/367872/37 "2023-01-06T02:04:42Z")
I will not! lol, but I did not see anything through the threads. ---
**Author:** ![bheinz63](https://sea1.discourse-cdn.com/flex015/user_avatar/forums.yoyoexpert.com/bheinz63/32/137310_2.png) [@bheinz63](https://forums.yoyoexpert.com/u/bheinz63)\ **Post date:** [January 6, 2023, 2:05am UTC](https://forums.yoyoexpert.com/t/the-black-rbc-the-unknown-unknown-edition-the-mystery-is-solved/367872/38 "2023-01-06T02:05:34Z")
engraving on the bearing post? ---
**Author:** ![Y3TI](https://sea1.discourse-cdn.com/flex015/user_avatar/forums.yoyoexpert.com/y3ti/32/185200_2.png) [@Y3TI](https://forums.yoyoexpert.com/u/Y3TI)\ **Post date:** [January 6, 2023, 2:22am UTC](https://forums.yoyoexpert.com/t/the-black-rbc-the-unknown-unknown-edition-the-mystery-is-solved/367872/39 "2023-01-06T02:22:30Z")
![1093272445f08a9cfdba4b752485ab311fb30b33~4](https://us1.discourse-cdn.com/flex015/uploads/yoyoexpert1/original/4X/6/d/7/6d7e87564cd2254fde1ea619dbb559216e6d7cd8.jpeg) Someone who has one needs to read between these lines 👀 There’s got to be an engraving in there ---
**Author:** ![Mep](https://sea1.discourse-cdn.com/flex015/user_avatar/forums.yoyoexpert.com/mep/32/79842_2.png) [@Mep](https://forums.yoyoexpert.com/u/Mep)\ **Post date:** [January 6, 2023, 2:25am UTC](https://forums.yoyoexpert.com/t/the-black-rbc-the-unknown-unknown-edition-the-mystery-is-solved/367872/40 "2023-01-06T02:25:22Z")
This is true yoyo love. What a fun thread! [Previous page](https://forums.yoyoexpert.com/t/the-black-rbc-the-unknown-unknown-edition-the-mystery-is-solved/367872.md?page=1) [Next page](https://forums.yoyoexpert.com/t/the-black-rbc-the-unknown-unknown-edition-the-mystery-is-solved/367872.md?page=3)