PBR Standard C45 Steel Rear Sprocket 289 - 520 289 53 C45 yamaha-ty-175-175-1981-esi4341987 | Brake_Disc_Shape: Petal | Diameter_Int_Ext_Ømm_mm:

| Brake_Disc_Shape: Petal | Diameter_Int_Ext_Ømm_mm: 95/220 | Disc_type: Fixed | Hole_diameter_mm: ø 6

Chain pitch: 415

fiber and resin as processed to achieve exactly the right thickness and density to give Optimal filtration

Flexible circuit function – control what you want on which output you want

- Adjuster at the wrist: Yes

PBR Standard C45 Steel Rear Sprocket 289 - 520 289 53 C45 yamaha-ty-175-175-1981-esi4341987 | Brake_Disc_Shape: Petal | Diameter_Int_Ext_Ømm_mm:Race Experience Thanks to Many Years of Competition Experience, PBR Developted A Wide Range of High Quality Sprocks in Collaboration with Top Teams. High Quality Steel Alloy 18NCD5high Wear Resistance Reduces High Precision Manufacturing Chain Pitch: 520. 0 Color: Black Material: Steel Rear Teeth: 53. 0 Rear Type: 289 REAR Version: Standard