GS Astuto - Performance Cycling Specialists
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One Wheel At A Time

Handmade in Japan

Wheels and Components for sale

Our wheelsets are handcrafted in Japan. One at a time from our workbench to your bike Builder direct means you are paying for and getting the highest quality possible. We are not a factory with 100 marketing and sales people and zero actual builders. We are a small atelier focusing on each customer and each build process in a time honored and experienced manner. With more than 30yrs experience in building and engineering we can proudly say there are few better choices in the market. Our wheels have been on countless podiums and used by world champion riders. We take the feedback seriously by each and every customer to constantly improve and refine our products.

ASTUTO EV-ADB36 Plus Carbon Wheelset - Sapim

¥165,000

Astuto 36mm Carbon Discbrake Wheelset. Hookless, TLR, No-tape required. Sapim CX-Ray spoke edition. 24H/24H 12mm Through axle, straightpull forged hubs.

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Berd Spokes Wheel Rebuilding

¥75,000

Make your wheels better than new by rebuilding your existing wheels with Berd spokes. Your wheels will lose 100 – 200 g of rotational weight, which will help you accelerate faster and ascend easier. You will ride with ease over rough terrain with 200% better vibration damping than steel spokes.


• Significantly less expensive than buying new wheels

• Fast turn around

• Also applies to new hubs and rims


Options:

• Choose the number of total spokes for your wheelset: 44, 48, 52, 56, 60,64,68 or 72

• Choose spoke color: white or black

• Choose your shipping option:


After ordering, you will receive an email with instructions for shipping your wheels to an authorized Berd Assembler.

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Berd Polylite Spokes

¥1,022

Berd PolyLight™ spokes are ideal for all cycling disciplines including mountain, gravel, road, and fat bike wheels.


• Use Berd spoke length calculator for calculating lengths

• Weight: (64 pcs x 260mm) 156 g

• Available lengths: 240 - 315 mm in 1 mm increments

• Compatible with standard straight-pull and J-bend hubs

• 14 gauge (2.0mm) stainless threaded connection at rim (has flat section that is held with a special tool to prevent twisting)

• Integral eyelet for connection to J-bend or straight-pull hubs

• Double square secure lock nipple recommended (sold separately)

• Tangential straightpull hubs require inserts (sold separately)

• Must purchase builder's tool kit (one-time purchase, sold separately)



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Clothing and Accessories

Astuto RAMAX Merino Base Jersey

¥7,500

RAMAX means Randonneuring, Adventure MAXimum. Our base jersey is designed as a 24/7 basewear. Made of super soft, 100% 190gsm Merino interlock knitted fabric, the Base Jersey feels soft and supple next to skin or on top another base layer to provide an extra thermo-regulation layer.


The Base Jersey is long sleeve, full zipper and has 3 back pockets so you can use it either as base layer or as outer.


Available in 5 organic colors. Mugicha Tea, Sakura Pink, Aiiro Blue, Matcha Green and Ume Red

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On Sale

On Sale

KN100 3 ply Dust mask. Non-woven fiber type.

¥35 ¥50
3 Ply synthetic dust mask. Perfect for general riding conditions where you want casual protection against dust, smoke and pollen. Disposable,comfortable, latex free & effectively prevent from bacteria and dust. Adjustable nose piece for easy use.


Exact shipped product may vary slightly from image due to source availability but will be the same or similar specification.


NOTE: NOT FOR MEDICAL USE
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On Sale

On Sale

KN95 Facial ALLERGY Protection Masks (2pk) - NON-WOVEN, blown fiber type.

¥500 ¥450
Multi-ply 3D Facial Protection Mask. N95 rating when properly worn and sealed. UV sterilized and packaged in sealed pack (2pcs). May be re-cycled 20 times.


Each sealed sleeve contains 2 masks. We will not open and break seal to send odd quantities.


Exact shipped product may vary slightly from image due to source availability but will be the same or similar specification.

PLEASE NOTE: NOT FOR MEDICAL USE! 
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On Sale

On Sale

Cycling and Running Sports Mask

¥2,000 ¥1,800

Hi-Flo Sports mask featuring multi-ply filter and exhale valves. Summer mesh construction to keep you cool when the going gets hot.


Includes a FREE SPARE FILTER! (until June 30)


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On Sale

On Sale

Smaller size 3 ply Dust mask. Non-woven fiber type 40x90mm

¥50 ¥35

Sold out

Smaller size mask perfect for younger people or just generally a smaller fit. 40mm x 90mm.

3 Ply synthetic dust mask. Perfect for general riding conditions where you want casual protection against dust, smoke and pollen. Disposable,comfortable, latex free & effectively prevent from bacteria and dust. Adjustable nose piece for easy use.



Exact shipped product may vary slightly from image due to source availability but will be the same or similar specification.


50 Box discount available, please inquire.



NOTE: NOT FOR MEDICAL USE

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On Sale

On Sale

IMEZI ASH10C Carbon Brake Pad

¥2,495 ¥2,250
All purpose carbon rim brake pad. Compound is designed for all Astuto, Imezi, 167 rims (and more). Medium hardness with good stopping properties in wide range conditions. These are '4-way' fit - so they will work on Shimano, Campy and SRAM. Finally, one great pad to cover all your wheel and brake needs!
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One UP EDC Pump

¥7,000

Only a few left!

The EDC Pump offers a unique storage solution integrated into a high volume pump. It is designed to integrate with the EDC Tool System, CO2 canister or your favorite stash. Crafted from aluminum with a durable textured machined finish.

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EDC TOOL SYSTEM

¥7,000

Sold out

ONEUP EDC (EVERYDAY CARRY) TOOL SYSTEM

All the trailside tools you need, always on your bike and instantly accessible

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EDC PLUG & PLIERS KIT

¥4,500

Only a few left!

The EDC PLUG & PLIERS KIT is the perfect addition to the EDC tool system. The tire plug Jabber Tool threads directly into the EDC carrier (SOLD SEPARATELY). The new Quick Link Breaker Pliers are compatible with all 10,11, and 12 speed quick links chains. Both new tools and bacon strips store perfectly within the EDC capsule ready for race day deployment.


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Post Carry Co Transfer Bag

¥69,000

PostCarryCo Transfer Case makes travel with your full-sized bike as protective yet nimble as possible, so you can get to what’s most important: riding. Expand it, fold it, roll it, wear it - Transfer Case is fully mobile, whether you take it on plane, train or bus!


SPECIAL ORDER ONLY! PLEASE CHECK FOR LEADTIME ON DELIVERY

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ReadyToRace 11s Chain Kit

¥8,000

Specially cleaned and low friction treated new Shimano chain (HG-701) packed with a tube of AdrenoTT for easy followup maintenance.


The HG-701 Chain is our favorite race ready chain featuring high strength , good durability and low friction thanks to the Sil-Tec coating.


We de-grease the chain of the factory heavy oil in special bio^degreaser and acetone bath. Then we immerse the chain into a heated bath of our own shop formula paraffin / PTFE plus additives to ensure complete coating and penetration of the Paraffin and PTFE.


Included is the Shimano 'Quick Link' for easy sizing and fitting to your bike.


The AdrenoTT follow-up product lets you keep the chain in top rolling condition without using power sucking oils or other types of lubricants which generally attract dirt and /or do not provide as good friction reduction as the high - penetrative AdrenoTT compounds.

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Solestar Kontrol Insole

¥14,800

The SOLESTAR KONTROL was developed for performance-minded cyclist, focusing on improved force transmission and increased comfort.

+ Rigid and load-stable glass fiber core

+ Developed for ambitious cyclists

+ Improved force transmission and comfort


Please indicate your shoe brand, model and size when you orderso we can select the correct insole.


SPECIAL ORDER ONLY! PLEASE CHECK FOR LEADTIME ON DELIVERY

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FRAMESETS AND BICYCLES

Astuto RAMAX Titanium Frameset

¥270,000

Astuto RAMAX (Randonneuring Adventure Maximum) frameset is uniquely designed for taking you on roads less traveled. Built from specially shaped Titanium it achieves performance and comfort perfect for long days in the saddle across any road surfaces. Available in proportional sizing to suit almost any size rider.


Sizes 47,51,55,59 (Please refer to the sizing chart for more details)


Built bike images shown for example only.

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Roadbike Rentals And Adventures
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DUE TO EXISTING COVID-19 CONDITIONS, BIKE RENTALS ARE TEMPORARILY SUSPENDED.

Please stay tuned for further updates.

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Our bikes are available for reservation via convenient online booking. In addition to rental bikes, we offer bike-packing equipment, helmet, shoes and just about anything else you'll need to make your Japan cycling experience enjoyable.

We can also coordinate tour, trip or training guidance with a local expert. Please don't hesitate to ask for anything you might need!

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QUALITY FIRST

Our wheel building philosophy is based in using the best tools combined with the best practices and years of experience and direct rider feedback.

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クオリティ重視

すべてのホイールは一つ一つ最高の工具を使って丁寧に手作りされています。お客様視点で考え、クオリティ高い製品をお届けしています。
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SERVICE

In addition to making our own products, we also service and support almost any kind of wheel and / or bike. Just give a shout if you need assistance!

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サービス
当社製品だけに限らず、どんなホイールも点検、修理を行っています。お気軽にご相談ください。
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TRACK RECORD

You will find our products on riders at all levels of sport and recreation. From Professional to daily commuters! Every wheel is important to us in making your daily ride or event a 'success' .

​実績​
当社のホイールはプロ、アマ問わず、様々な方面で活躍しているアスリート及び自転車を愛する方々に使用されています。あらゆるライド体験で重要な役割を果たすホイールだからこそ、良いものを選びたいですね。
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  • Home
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