The Brompton 54T Chainring with Guard is a genuine replacement component for spider-type Brompton cranksets. With a 54-tooth configuration, it offers a higher gear ratio—perfect for faster commuting and flatter terrain. The integrated black guard helps protect your clothing and keeps the drivetrain clean. Compatible with 130 BCD 5-arm spider cranksets used on newer Brompton models.

• 54-tooth chainring for higher-speed riding

• For spider-type 130 BCD cranksets (5-arm)

• Integrated black chain guard

• Genuine Brompton part

• Ideal for upgrades or replacements