20 35 7 oil seal
Shaft oil seals typically consist of a flexible sealing lip made from elastomeric materials such as rubber, polyurethane, or silicone, encased in a sturdy outer shell. The sealing lip makes contact with the rotating shaft, creating a barrier that effectively retains lubricants while blocking unwanted particles. The design may include additional features such as garter springs to maintain contact with the shaft and improve sealing effectiveness over time.
shaft oil seal

One of the most compelling reasons for the hoop bike's popularity is its environmental impact. As cities grapple with traffic congestion and pollution, more individuals are seeking eco-friendly transportation alternatives. The hoop bike, being a pedal-powered vehicle, produces zero emissions, contributing to cleaner air and a reduction in urban traffic woes. Moreover, its compact design enables easy maneuverability in crowded urban settings, making it an ideal choice for city cycling where swift navigation is crucial.
hoop bike
