SRAM Long-Pin/GXP and Short-Pin/BB30 Chainrings

Discuss light weight issues concerning road bikes & parts.
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Valbrona
Posts: 1482
Joined: Fri Oct 28, 2011 3:25 am
Location: United Kingdom of Great Britain and Northern Ireland

by Valbrona

What pin are they on about?

Thanks.

Mackers
Posts: 472
Joined: Wed Sep 05, 2007 2:02 pm

by Mackers

Chain drop prevention pin.

by Weenie


topflightpro
Posts: 795
Joined: Tue Jan 13, 2009 2:35 am

by topflightpro

I've used a metal file to trim down the pin on chain rings to work on my Hollowgrams in the past.

Valbrona
Posts: 1482
Joined: Fri Oct 28, 2011 3:25 am
Location: United Kingdom of Great Britain and Northern Ireland

by Valbrona

Presumably the GXP cranksets have more clearance between crank arm and outer chainring than do the BB30 cranksets.

topflightpro
Posts: 795
Joined: Tue Jan 13, 2009 2:35 am

by topflightpro

Valbrona wrote:Presumably the GXP cranksets have more clearance between crank arm and outer chainring than do the BB30 cranksets.


That is correct.

by Weenie


darnellrm
Posts: 183
Joined: Thu Sep 10, 2009 1:06 pm
Location: NC, USA

by darnellrm

This is WW.... Break the pin off and learn how to adjust your front derailleur.

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