Shimano Deore M6100 12 Speed Rear Derailleur trp and comes with a PVD

and comes with a PVD coating for unbelievable resistance to corrosion and wear

Features - XT SL-M8100 12-speed Shift Lever right Rapidfire Plus

1x11/12-speed RD-M9100-GS

Disc brake mount: Post Mount (PM7 - Direct Mount 180 mm)

Shimano Deore M6100 12 Speed Rear Derailleur trp and comes with a PVDThe Shimano DEORE RD M6100 1x12 speed rear derailleur for 10 51 cassette features an elegant yet aggressive angled design. The derailleurs feature bigger 13 tooth pulleys and include Shimanos proven Shadow RD+ low profile technology. Molded from the same DNA as XTR, DEORE XT and SLX, the new M6100 series delivers Shimanos proven 12 speed technologies at DEORE level. Features: Shadow RD+ For optimal chain retention RD M6100 SGS 51T max cog size Works