Box Components
Four 32T Chainring (104 BCD)

The Box Four Wide/Narrow chainring completes that package for the 1x8 system. It is the first 8-speed specific chainring designed to optimise chain retention when using 8-speed chains. The tooth profile and thicknesses are tailored to match the inside geometry of the unique Box Four chain.

• Our 8 is Enough Chainring
• Forged & CNC Steel
• ED Black Protection
• Narrow/wide 8-speed specific
• 104 BCD Compatible