Pulley Set Dura-Ace RD-7900 Deore it is the ultimate connection

it is the ultimate connection between player and racquet

From sprinting on the flats to climbing steep inclines

all tuned for maximum power transfer

both head to head with other competitors and over several months while testing complete bikes

Bodylift suits provide the support

Pulley Set Dura-Ace RD-7900 Deore it is the ultimate connectionThese Dura Ace pulleys for the 7900 rear derailleur are genuine Shimano replacement parts, which will deliver original Shimano quality and performance. Get more life out of the rear derailleur and keep the drivetrain smooth and friction free. Includes both the tension pulley (lower pulley) and the guide pulley (upper pulley). Shimano Dura Ace RD 7900 10 Speed Rear Derailleur Pulley Set: Version 2 Shimano Rear Derailleur Pulley Assemblies Replaces