All-steel sprockets (x6 largest mounted to x2 alloy spiders)
Compatible with most med/long cage 10sp Sram/Shimano recent clutch-type MTB rear derailleurs
Shimano derailleurs may require either the removal of the plastic B-tension screw shim/washer or a longer B-tension screw for sufficient jockey wheel clearance with 11-42T
Finish: ED Black
Weight: 414g (11-40T) / 448g (11-42T) / 486 g (11-46T)