XLE RD-M61L / RD-M61S (10 SP) - Rear derailleur. - Mountain bikes. - Model No.: RD-M61L or RD-M61S. - Cassette Compatibility: 10/11 Speed. - Cage Type: Long Cage (RD-M61L) / Short Cage (RD-M61S). - Front Chain ring: Double / Triple (RD-M61L) / Single / Double (RD-M61S). - Max. Sprocket: 36T. - Min. Sprocket: 11T. - Total Capacity: 43T (RD-M61L) / 35T (RD-M61S). - Chain Stability Mechanism (Clutch): No. - Guide Pulley: Engineering Composite with Steel Bushing. - Tension Pulley: Engineering Composite with Steel Bushing. - Bracket Body: Black Painted Aluminum. - Bracket Pivot Seal: No. - Plate Body: Resin / Black. - Plate Pivot Seal: No. - Outer Link: Black Painted Aluminum. - Inner Link: Black Steel. - Link Pin Bushing: No. - Outer Plate: Black Painted Steel. - Inner Plate: Black Painted Steel. - Weight: 281g (RD-M61L) / 270g (RD-M61S). - Compatibility: Shimano 10 Speed MTB Rear Derailleur Compatible.