RENNEN COG

DESCRIPTION:

Rennen cog, one of the lightest on the market with only 18g on the scale in 16T ! Only Rennen cog offer a specific single-speed tooth profile that has been designed to extend the lifespan of the teeth.

IN DETAIL:

• Material: 7075-T6 aluminium
• Reverse design
• Width 5mm to avoid the Aluminium body marking
• For 1/2 - 3/32'' chain
• Standard Shimano