- Deore XT Shadow rear derailleur delivers reliable and precise shifting with a stiff and lightweight open design - Shadow features a super low profile design that reduces the risk of damage from trail side hazards - Single tension spring prevents contact with the chainstay resulting in a silent ride - Direct cable routing prevents snagging from any trail side hazards - All-alloy construction leads to lower weight without compromising strength and durability - Four fluorine-coated linkpin bushings make this one of the slickest shifting derailleurs on the trails - High rigidity wide outer link braces the pulley body to increase pivot joint rigidity resulting in a crisp shift - Strong return spring for a positive shifting feel - SGS cage for use with triple chainsets - Mega9, 8 and 7-speed compatible - Durable sealed bearing tension pulley - Top normal spring for use with Rapidfire shifters - Weight: 228 grams for SGS