July 25, 2026
広島・太田川の河川敷で摘んだ雑草を判子のように使い、金でフレームに写す。当店ペインター竹之下が塗ったENVE MOGを、グラベルの本場アメリカ・ユタ州のGRODEOへ持って行きました。世界のカスタムペイントと並んだ、広島発の一台の話です。
July 20, 2026
グランピー・ペインターの竹之下です。
「錆びたフレームを塗装できますか？」という相談をちょいちょい頂きます。
結論から言うと、錆をしっかり落として下地から作り直せば、見た目は新品のようにできます。今回は粉体塗装でのご依頼です。グランピーのペイントは、粉体塗装のほかにウェット塗装（液体の塗料を吹...
July 11, 2026
We're starting a free custom paint campaign for the Cannondale Habit HT 2. Purchase a bike and we'll repaint it in your favorite color, add the logos, and deliver it to you for free. For designs involving gradients or other patterns, please consult with us. This is an excellent hardtail, fully equipped for immediate trail riding.
Posted in
29er ,
Cannondale ,
Habit HT 2 ,
MTB ,
カスタムペイント ,
キャノンデール ,
キャンペーン ,
ドロッパー ,
ハビット ,
ハードテイル ,
ペイント ,
マウンテンバイク ,
広島
June 28, 2026
Race bikes have a reputation for being too aggressive. But it's fine to ride in a comfortable position. We paired an ENVE Melee with the High Rise Stem (+12 degrees) to raise the bar without spoiling the look — built and introduced firsthand by Grumpy.
December 18, 2025
Adding a brown gradation to the popular RAW color,
which reveals the steel's natural texture.
If I do say so myself, I think it turned out really ...
December 6, 2025
Hello!
Here's an update on a paint campaign for Surly's road bike, the Midnight Special.
1. Paint Campaign Details
For those who purchase a comple...
January 24, 2025
We recently announced a free tubeless conversion campaign to address the weaknesses of the Topstone Carbon 4, but since we're at it, we're launchin...
April 1, 2024
The painter's beloved Brompton was worn out, so we gave it a full refresh, including a new paint job.
This is what it looked like before the ov...
March 5, 2024
I've been vaguely thinking about it for a while now: my dream commuter bike plan, built with Sig.rando.
Shimano offered to provide me with their ne...
Posted in
27.5 ,
650b ,
cues ,
grumpypaintshop ,
MTB ,
MTB / マウンテンバイク ,
Shimano ,
Sig.Rando ,
オールドMTB ,
カスタムペイント ,
グランピーペイント ,
コミューター ,
シグランドー ,
シマノ ,
スプラッシュペイント ,
街乗り
January 16, 2024
When you want to change the image of your bicycle, changing the color is a good idea.
Just changing the black rack to yellow seems to have brighten...
September 25, 2023
The Super Professional, popular as a commuter bike from All-City.
We've brought back the now-discontinued 2022 standard color with a custom Gru...
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広島・太田川の河川敷で摘んだ雑草を判子のように使い、金でフレームに写す。当店ペインター竹之下が塗ったENVE MOGを、グラベルの本場アメリカ・ユタ州のGRODEOへ持って行きました。世界のカスタムペイントと並んだ、広島発の一台の話です。
グランピー・ペインターの竹之下です。 「錆びたフレームを塗装できますか？」という相談をちょいちょい頂きます。 結論から言うと、錆をしっかり落として下地から作り直せば、見た目は新品のようにできます。今回は粉体塗装でのご依頼です。グランピーのペイントは、粉体塗装のほかにウェット塗装（液体の塗料を吹...
We're starting a free custom paint campaign for the Cannondale Habit HT 2. Purchase a bike and we'll repaint it in your favorite color, add the logos, and deliver it to you for free. For designs involving gradients or other patterns, please consult with us. This is an excellent hardtail, fully equipped for immediate trail riding.
Race bikes have a reputation for being too aggressive. But it's fine to ride in a comfortable position. We paired an ENVE Melee with the High Rise Stem (+12 degrees) to raise the bar without spoiling the look — built and introduced firsthand by Grumpy.
Adding a brown gradation to the popular RAW color, which reveals the steel's natural texture. If I do say so myself, I think it turned out really ...
Hello! Here's an update on a paint campaign for Surly's road bike, the Midnight Special. 1. Paint Campaign Details For those who purchase a comple...
We recently announced a free tubeless conversion campaign to address the weaknesses of the Topstone Carbon 4, but since we're at it, we're launchin...
The painter's beloved Brompton was worn out, so we gave it a full refresh, including a new paint job. This is what it looked like before the ov...
I've been vaguely thinking about it for a while now: my dream commuter bike plan, built with Sig.rando. Shimano offered to provide me with their ne...
When you want to change the image of your bicycle, changing the color is a good idea. Just changing the black rack to yellow seems to have brighten...
The Super Professional, popular as a commuter bike from All-City. We've brought back the now-discontinued 2022 standard color with a custom Gru...
