# quickly removable seat pin / QRS modification DIY

**URL:** <https://www.stridaforum.com/t/quickly-removable-seat-pin-qrs-modification-diy/639>\
**Category:** Tips and Techs\
**Created:** [April 6, 2011, 4:26pm UTC](https://www.stridaforum.com/t/quickly-removable-seat-pin-qrs-modification-diy/639 "2011-04-06T16:26:48Z")\
**Posts on this page:** 1\
**Showing post:** 12

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**Author:** ![Blackstridaaustria](https://www.stridaforum.com/user_avatar/www.stridaforum.com/blackstridaaustria/32/12_2.png) [@Blackstridaaustria](https://www.stridaforum.com/u/Blackstridaaustria)\
**Post date:** [January 1, 2013, 11:19am UTC](https://www.stridaforum.com/t/quickly-removable-seat-pin-qrs-modification-diy/639/12 "2013-01-01T11:19:42Z")

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I’m glad that you like the post 😃

> [@deepfraught](#):
>
> PS: What bull horn bar end grips are you using in those photos

[Grips for bend stear kit](https://www.stridaforum.com/t/grips-for-bend-stear-kit/608/1)

These are (older) versions of the Ergon GC2,

the newer GP2 are looking slightly different:  
 ![](https://www.stridaforum.com/uploads/default/original/2X/f/f6f9277e7d5054c232dc2383ee7c0b4bba7c2484.jpeg)

[Ergon bike ergonomics](http://www.ergon-bike.com/us/en/home)

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