The helmet's internal air circulation system is designed for optimal ventilation and comfort during longer trips

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✅ Optimal electrical insulation - Improved power distribution for more efficient sparking

Control up to four accessories (lamps

5 | Number_of_holes: 5 | Outer_diameter: ø 280 | Thickness_mm: 5 mm

PBR Standard C45 Steel Rear Sprocket 4671 - 525 4671 46 C45 gilera-nexus-500-500-2010-esi3509258 The helmet's internal air circulationRace experience Thanks to many years of competition experience, PBR developped a wide range of high quality sprockets in collaboration with top teams. High quality steel alloy 18NCD5 High wear resistance Reduces frictions High precision manufacturing Chain pitch: 525. 0 Color: Black Material: Steel Rear teeth: 46. 0 Rear type: 4671 Rear version: Standard