shimano deor rd-m4120 10/11-speed sgs long cage rear derailleur

Deore m4120 shadow 10/11-speed rear derailleur for the dependable shifting performance and durability.Features:Shadow design features a super low profile design and optimized slant angle for super light shifting actionSingle tension spring prevents contact with the chainstay resulting in a silent rideDirect cable routing prevents snagging from any trail side hazardsWide alloy links and pivot bodyFluorine-coated link pin bushingsStrong return spring for a positive shifting feelDurable 11t bearing pulleys for low frictionTop normal spring uses the spring to select higher gearsHG-x11 11-speed and hg-x 10-speed compatibleMax low sprocket: 42t (2x11/2x10-speed)41t capacity sgs cage