LTWOO A5 9 Speed Elite Version Rear Derailleur Trigger Right Shifter Lever For Mountain Bike

The difference between 1:1 Pull Ratio and 2:1 Pull Ratio:There are two models of ltwoo A5, one is 1:1 pull ratio and the other is 2:1pull ratio. There is almost no difference in appearance and size of the two models. The only difference is that they are compatible with different transmission systems.※1：1 Pull Ratio compatible with SRAM，makes quick and precise shifting performance.※2：1 Pull Ratio compatible With Shimano.※1：1 Pull Ratio and 2：1 Pull Ratio cannot be mixedLTWOO A5 Elite Versio 9 Speed ShifterNo gear displayShift cable with hyper low-friction coating techLTWOO A5 Elite Versio 9 Speed Rear DerailleurMega Sprockets:50TShadow RD with slant designBig bearing pulley