Genuine Shimano deore link glide upgrade kit. 10 speed cassette, shifter, derailleur and chain. Kit includes: RD-M5130 Deore Link Glide 10-speed rear derailleur. SL-M5130 Deore Link Glide shift lever, 10-speed, band on, right hand. CS-LG400-10 CUES Link Glide cassette, 10-speed, 11 - 43T CN-LG500 Link Glide HG-X chain with quick link, 9/10/11-speed, 138L Any questions please feel free to contact us. Please check out our other listings for more parts and accessories