Inner diameter: ø 14 mm Outer diameter: ø 18 mm

Guaranteed 100% waterproof main compartment with roll closure

Original feeling back - approved rear lamp for your Aprilia SR

Width adjustment at the wrist with Velcro

11000) contains:

PBR Standard C45 Steel Rear Sprocket 4427 - 525 4427 45 C45 pgo-star-50-50-1993-esi3423652 Inner diameter: ø 14 mmRace experience Thanks to many years of competition experience, PBR developped a wide range of high quality sprockets in collaboration with top teams. High wear resistance Reduces frictions High precision manufacturing Use of top quality gross material Chain pitch: 525. 0 Color: Black Material: Steel Rear teeth: 45. 0 Rear type: 4427 Rear version: Standard