Easton Cinch Spider Description: Utilizing the versatility of the CINCH system, Easton offers spiders with chainline optimized modern road bike hub spacing. Features: 7075-T6 aluminum double chainrings and spider for Easton Cinch cranks Asymmetric four arm shape for greater stiffness in the power zones of the pedal stoke Compatible with 9/10/11 speed chains, mounts using a common Park BBT-22 tool Specifications: Crank Mount: Cinch Direct Mount Chainring BCD: 4 x 110mm BCD Chainline: 43.5mm w/ 129mm Spindle Color: Black Weight: -