evo.com | Shimano Rear Derailleurs > Shimano's SHADOW ES design and Automatic Impact Recovery headline the Shimano Deore RD-M7200 SGS 12-Speed Rear Derailleur, borrowing tech straight from the XT line to survive rock strikes without bending out of alignment. The long cage handles the full 10-51T cassette range, so you get the low gear for the steep stuff and the top end to keep pedaling on the flats. Compatible Chain HG 12-speed Steel Pulley Cage Adds extra strength and durability to the design. SHADOW ES A slimmer, stronger evolution of Shimano's pioneering chain-stabilizing SHADOW concept, with a wide link structure for durability. Wedge-Shaped Design Made to move out of the way to absorb trail impacts for a worry-free ride. Long Cage Compatible with all HYPERGLIDE+ 10-51T 12-speed cassettes. | Shimano Deore RD-M7200 SGS 12-Speed Rear Derailleur 2027 - 51T Max