RCB S2 Series (R106) Forged Radial Master Cylinder LH 14mm Black – 01BP027B

RCB S2 Series (R106) Forged Radial Master Cylinder LH 14mm Black – 01BP027B

The RCB S2 Series (R106) Forged Radial Master Cylinder (01BP027B) is a 14mm hydraulic master cylinder featuring a forged aluminium body and an ergonomic design. Equipped with a collapsible lever and an external fluid reservoir, it is designed for compatible hydraulic clutch applications or custom left-hand brake setups. Its black finish adds a premium, sporty look to your motorcycle.

Features

• Forged aluminium master cylinder body.
• Ergonomic design for comfortable lever operation.
• Collapsible lever design.
• External brake fluid reservoir tank.
• 14mm bore size.
• Designed for compatible hydraulic clutch applications or custom LH brake setups.
• Universal-style fitment for compatible 22.2mm handlebars.
• Black finish for a premium appearance.

Product Specifications

Brand: RCB (Racing Boy)

Series: S2 (R106)

Part Number: 01BP027B

Product Type: Forged Radial Master Cylinder

Bore Size: 14mm

Placement: Left Hand (LH)

Material: Forged Aluminium

Lever Type: Collapsible

Reservoir: External Fluid Reservoir

Handlebar Compatibility: 22.2mm, subject to fitment verification

Colour: Black

Compatibility

Designed for compatible motorcycle hydraulic clutch applications or custom left-hand brake setups. Although the product is described as universal, compatibility depends on the hydraulic system, mounting arrangement, handlebar diameter, and required bore size. Verify suitability before ordering.

Installation Information

Professional installation by a qualified motorcycle technician is strongly recommended. Confirm that the master cylinder is suitable for the intended application and use the correct hydraulic fluid. Bleed the system properly and check for leaks and correct operation before riding. Do not use this product in a braking system unless its compatibility has been verified.