SHIMANO DEORE XT 1x12 Speed Groupset Groupset include 9 Original parts(no box)： 1.SL-M8100-R 2.RD-M8100-SGS 3.CS-M8100-12（10-45T / 10-51T） 4.FC-M8100-1 5.BB-MT800 6.CN-M8100 7.BL-M8100 8.BR-M8100 --Brake groupset Assembled： Right-Front about 850MM Left-Rear about 1400MM 9.RT-MT800 （2 Pcs 203/180/160/140 mm） Parts detail： 1.SL-M8100-R Right Shift Lever - 12-speed Quick and easy shifting heightens focus and control --Quicker lever access and light operation RAPIDFIRE PLUS --Instantaneous push and pull movements 2-WAY RELEASE ---35% shifting operation force (vs SL-M8000-R) 20% quicker main lever access (vs SL-M8000-R) 2.RD-M8100-SGS Rear Derailleur - SHIMANO SHADOW RD+ - 1x12-speed --Fast and precise shifting performance optimized to take on any trail --Silent drivetrain in all gear positions --Stable drivetrain on rough terrain 3.CS-M8100-12 --Definitive shifting performance --MICRO SPLINE --Wide range and close step 12-speed drivetrain Combination： 10-45T：10-12-14-16-18-21-24-28-32-36-40-45T | 10-51T：10-12-14-16-18-21-24-28-33-39-45-51T 4.FC-M8100-1 --Superior chain retention Special MTB gear teeth profile improves chain engagement and retention --DYNAMIC CHAIN ENGAGEMENT+ --Rigid and lightweight design for aggressive trail riding Hollow forged crank maximizes power transfer while limiting weight --HOLLOWTECH II --Q-factor: 172 mm --Chainline: 52 mm 5.BB-MT800 SHIMANO SLX - Bottom Bracket - Threaded - HOLLOWTECH II - 68/73 mm shell width For SHIMANO 24mm MTB cranks, the SHIMANO DEORE XT bottom bracket uses high quality sealed bearings and is offered in threaded and pressfit options. 6.CN-M8100 --Proprietary design ensures smooth shifts and strength --Compatible with 12-speed drivetrain --Easy connection (SM-CN910-12) 7.BL-M8100 --Intuitive and versatile braking keeps your focus on the trail --High rigidity --Rider tuned adjustment 8.BR-M8100 2-Piston - ICE TECHNOLOGIES - Hydraulic Disc Brake Caliper --Superior modulation gives you greater control Quicker Piston retraction --Lightweight Two piston --Quick and easy assembly Banjo type connection and inside hose routing 9.RT-MT800 CENTER LOCK - Disc Brake Rotor - ICE TECHNOLOGIES FREEZA - 203/180/160/140 mm Advanced heat sync design reduces brake fade --New disc brake rotor construction boosts heat dissipation and reduces fade ICE TECHNOLOGIES FREEZA --Easy disc brake rotor installation with spline mount and lock ring CENTER LOCK

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