Accossato, radial brake master cyl. Long lever RST. Black
Black master cylinder / black lever; adjusting knob and reservoir cover. Folding lever with RST (Racing Short); so with eyelet for weight reduction. Designed for the shortest passive stroke; in other words; The ''free-space'' between pulling the brake lever and actual braking is reduced by over 50%; when compared to other radial brake master cylinders; making this master cylinder the most "Ready to Brake" handlebar master cylinder ever. 19mm distance for mixed track/street use. Designed for reduced weight but still remain excellent rigidity; strength and brake control. The bracket is slightly offset to further enhance rigidity while braking. Made of forged CNC aluminum for precision with an aesthetic and durable black anodized finish; sure to enhance the bike''s overall appearance. The master cylinder is always black and the adjusting knob and the cover of the reservoir are the same color as the lever and can be had in black or in various anodized colors. - For use with 1" diameter handlebars - 19mm piston diameter - For dual disc models - Non adjustable 19mm distance for track/street use - M10x1 threaded for brake hose - Zinc plated steel bleed valve - Stainless steel hardware - Brake light switch is separately available as 720988 - Formula 1 compound rubber seals. Note: Fluid reservoir must be purchased separately. See Accossato''s billet aluminum 717630 (horizontal fluid outlet) or 717679 (vertical fluid outlet) 25cc fluid reservoirs.
The estimated dispatch time is displayed on each product page and depends on the product’s stock location:
- In stock: dispatch within 1–3 business days
- European stock: dispatch within 2–3 business days
- USA stock: estimated dispatch within 3–5 weeks
- Products with a specific lead time: estimated dispatch according to the timeframe displayed on the product page
Once your order has been dispatched, you will receive a confirmation email with tracking information.
Estimated carrier transit times are:
- France: 1–5 business days
- Most European destinations: 5–10 business days
- Countries outside the European Union: delivery times may vary depending on the destination and customs clearance
The dispatch estimate and carrier transit time are separate.
Compatibility
You can verify compatibility in two ways:
- Use the vehicle selector on the product page to check whether the part matches your motorcycle.
- Review the fitment table for the full list of compatible models and years.
Some parts may require additional components, modifications or a specific existing setup. Always read the fitment notes and product description before ordering.
Still unsure? Contact us with:
- motorcycle make and model;
- model year;
- exact version or trim;
- current modifications;
- product reference or link.
Our team will help you confirm compatibility before ordering.
Eligible items may be returned within 30 days of delivery.
To be accepted, the item must be:
- unused and uninstalled;
- in its original condition;
- returned with its original packaging, labels and accessories.
Parts that have been installed, damaged or modified cannot be returned.
Please contact us before sending an item back. Returns sent without prior authorization may not be accepted.
Return shipping costs remain the customer’s responsibility unless the item received is incorrect, damaged or defective.
Customs Duties & Taxes
European Union
Orders delivered within the European Union are shipped from France. No import duties are charged upon delivery.
Countries outside the European Union
Local VAT, customs duties and carrier clearance fees may apply. These charges are determined by the destination country and remain the customer’s responsibility.
Payment Options
We accept major credit and debit cards, PayPal and the installment payment methods displayed at checkout.
Eligible orders may be paid in 3 or 4 installments, subject to the payment provider’s approval and applicable limits.

