The Perfect Chainline The new Apex 10 speed Front Derailleur offers a complete approach to the critical balance of positive downshifts & light action upshifts. Featuring a proprietary Sram actuation ratio, professionally engineered cage design & intuitive adjuters, the new Sram Apex front derailleur establishes itself as a legitimate high performance product. Sram actuation maintains proper balance between upshifting & downshifting Available in Black or White