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Shimano Nexus SG-3R40 3-Speed Roller Brake Hub Driver Unit, Does not fit Coaster Brake Hubs | Bikeparts.Com
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Amazon.com : Shimano Nexus SG-3R40 Internal Assembly (Axle LENGTH 176.8MM) - Y33S98270 : Sports & Outdoors
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Bicycle Coaster Brake | Coaster Hub Gears | Bike Brake | Sg-3r40 - Sg-3r40 3-speed Gear - Aliexpress
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Amazon.com : Shimano Nexus Inter-3 SG-3R40 Push Rod for 176.8mm axle : Bike Hubs : Sports & Outdoors
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