ZTTO MTB 12 Speed Groupset Bicycle Shifter Rear Derailleur Clutch 1x12 kit 12S Chain Mountain Bike 12 Speed HG Cassette Sprocket

ZTTO 12 SPEED Group SetSHIFTER AND DERAILLEURSPEEDS: 12WEIGHT: Derailleur 365gShifter 140gI think this is the most cost-effective 1x12 gropsetextra long cage designed, we can say goodbye to the hanger extension. this is designed max for 52T,Clutch Functionthe most important thing is to upgrade the clutch. In the previous generation SRX, the clutch did not work in the initial stage. This is the most unsatisfactory point. Now we have changed it, the clutch is always working, and the adjustable min- mid-max tension.Shifter- One finger controlJust use the thumb to push and you can control the derailleur.12 Speed chainMaterial: SteelLength: 126 linksCautions: our chain may OEM from YBN/KMC/SUMC, so different batches may look different, if you mind it please don't buy it