Shimano 105 Chainset Double 5700 Lightweight Hollow Tech Ii 105 10-speed chainset Shimano 105 Chainset Double 5700
Features: Innovative Hollow Tech forged & anodised aluminium crank arms utilise a hollow design that minimises flex & keeps the weight low The chainring teeth have been developed to work in conjunction with the Cn-5701 chains for increased contact to provide greater efficiency & enhanced power transfer Hollow Tech Ii allows the bottom bracket bearings to be spaced wider apart (outboard from the frame), enabling the use of larger bearings & an increased axle diameter The system allows for easier installation, adjustment, & maintenance Lightweight anodised Sg-x aluminium chainrings for smooth & precise shifting For use with St-5700, St-6700 or St-7900