The 105 R7000 chainset has a low overall weight and an aesthetically pleasing design similar to the Ultegra and Dura-Ace models. The Shimano 105 R7000 Compact Chainset represents fantastic value for money. Utilising a HollowTech II construction and an updated profile, this chainset increases stiffness throughout the pedal stroke for optimum power transfer Features Lightweight. Increased stiffness. Rider Tuned performance. Increased chain clearance. Provides optimum power transfer. HollowTech II design.