4ZA Flange 182 mm 5 fixtures BCD 130 mm 41/42 teeth

4ZA carbon chainring guard – Ø182 mm – 5 arms – 130 mm bolt circle – for 41–42T chainrings

Protect and enhance your drivetrain with the 4ZA carbon chainring guard

Designed for demanding cyclists, the 4ZA 42T chainring guard combines performance, lightness, and premium design. Made from genuine carbon, it provides exceptional stiffness while keeping weight minimal. Perfect for a clean, aerodynamic setup, it protects your chainring from impacts, mud, and abrasion.

Technical specifications

• Brand: 4ZA

• Material: High-strength woven carbon

• Outer Diameter: 182 mm

• Number of Arms: 5

• Bolt Circle Diameter (BCD): 130 mm

• Compatible Chainring: 41–42 teeth

• Average Weight: approx. 40 g

• Finish: Matte or glossy carbon (depending on series)

• Color: Carbon black

Features and benefits

• Universal fit for road or track cranksets with 130 mm BCD

• Drivetrain protection against impacts and dirt

• Increased stiffness for optimal power transfer

• Aerodynamic profile for smoother pedaling

• Racing look with visible carbon finish

Compatibility

This 42T carbon chainring guard fits most Shimano, Campagnolo, FSA, or Rotor cranksets with a 130 mm bolt circle. Designed for single chainrings from 41 to 42 teeth, ideal for road bikes, fixies, or track bikes.

Why choose the 4ZA chainring guard ?

4ZA (Forza) craftsmanship ensures a product that is both technical and stylish. This chainring guard offers an excellent balance of protection, performance, and lightweight design, making it essential for preserving your drivetrain while enhancing the sporty look of your bike.