Anodising Syncros cranks

dinozoiks

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Just in case you’re interested / need inspiration. Here’s how I anodised / refinished a pair of Syncros cranks.

First up, the goal was black cranks for a P7 with Syncros stuff. A set of cast Syncros cranks came up via @Fat Gav (Slim) so the journey began.

First, they were in really good shape, but clearly loved. Bunch of scratches and nicks to smooth if possible.

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Took them out to the garage and gave them a session on the polishing wheel, following up with hand polishing to get into the tricky parts. Used a toothpick to get all the polish out of the logos / thread recesses etc.

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Then sent them off to Steve Barry at Acorn Plating Ltd. (01252 860424 / www.acornplating.com) to get them anodised black. Didn’t need any much prep work so were done the same day they got there. £45 inc postage. Bargain. Totally recommend. Arrived like this…

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Gave them a quick wipe with isopropyl alcohol to prep them for lettering. Got a rattle can of white enamel, sprayed some into a foil cone (foil around your finger), then used that to liberally add to the engraved lettering. I used a syringe but in hindsight, a finger would have done the job too.

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Left it 30-minutes allow to set slightly then gently wiped over the surface with kitchen towel / isopropyl. Turned out great.

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Just got to build the rest of the bike now!

Hope that’s useful to someone. Main thing is I know a great anodiser now. 👌
 
Really nice work. I'm looking at getting a few bits anodised, I thought there was a minimum charge of £150 with Acorn?

Looking forward to seeing the rest of your bike 😎
 
Really nice work. I'm looking at getting a few bits anodised, I thought there was a minimum charge of £150 with Acorn?

Looking forward to seeing the rest of your bike 😎
Yeah, £150 is really for the commercial folks. If you ask nice, they will stick them into a batch that’s going through. Just email Steve and he’ll take care of you. [email protected]

The build is going to be a redemption build… Black P7, Syncros stuff, XT, Spinergy wheels and the usual bits and bobs. It’s to recreate a bike that was stolen in the 1990s. ✊
 
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