80 | Inner_diameter: ø 164 | Number_of_holes: 10 | Outer_diameter: ø 285 | Thickness_mm: 4

High-Quality Materials and Construction

Stretch panels for increased mobility

The filter is designed with two-layer's foam (Dual-Stage) To combine Effective filtering of dirt and dust with Maximum air flow

PBR Standard C45 Steel Rear Sprocket 489 - 520 489 47 C45 yamaha-yz-50-h-50-1980-esi1977978 80 | Inner_diameter: ø 164Race 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: 47. 0 Rear Type: 489 REAR Version: Standard