
Speed: 7 RPM/7.8 RPM/8.75 RPM/11.7 RPM/14 RPM/15.6 RPM/17.5 RPM/18.7 RPM/23.3 RPM/28 RPM/35 RPM/39 RPM/47 RPM/56 RPM/93 RPM/112 RPM/140 RPM/187 RPM/280 RPM/466 RPM. 6.4KG(3-10 Speed ratio). 6.8KG(12.5-25 speed ratio). 7.9KG(12.5-90 speed ratio). 10.3KG(100-200 speed ratio).
Please note that the rotational speed is not 100% accurate, and orders with high precision requirements should be placed with caution. OR, you may choose to have a replacement. Our aim is to provide Top Level Customer Service, normally so we will try our best to solve any problem you have. Please DON'T leave negative or neutral feed.