Click here for thumb brake master cylinder

Thumb brake master cylinder Click here for adjustable short lever

Rear brake operated with the left thumb.
Allows rear brake operation when banking deeply on the right side and foot brake cannot be used.

Traction control, grip recovery, stabilization of behavior, etc.
Controls delicate movements at timings that are difficult to do with the foot.

This product is made of material exclusively for racing.
Please check the condition of your vehicle before considering installation.
We cannot answer questions regarding installation on each vehicle model.

Secure the thumb brake to the front fork with two bolts

Necessary when used in conjunction with the GALE SPEED rear master cylinder.
*Cannot be used with anything other than the GALE SPEED rear master.

We also have a lineup of rear master cylinders specifically for thumb brake master cylinders.

Rear brake operated with the left thumb.
A short lever with adjustable length and a Φ22.2 handle clamp are now available!!

This product is made of materials exclusively for racing.
Please check the condition of your vehicle before considering installation.
We cannot answer questions regarding installation to each vehicle model.

Body specifications	Materials	Aluminum (A6061) machined
	Surface treatment	Hard anodized
Lever specifications	Material	Aluminum (A6061)
	Surface treatment	Black anodized
	Lever length/ratio	80-100mm/17mm
Piston specifications	Piston diameter	Φ12
Installation method		M6 x 2, pitch 35mm
※Taillights do not light up. Not intended for use on public roads.

LINE-UP

Click here for the dimensions

Click here for assembly instructions

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For installation consultation, please contact your local custom shop.