Dilwe 16T Sprocket Cassette, Stainless Steel Single Speed flywheel Accessories Pinion 16 Teeth for Mountain Bikes Made of high quality stainless steel material, firm and , provide longer service life. Made of high quality stainless steel material, firm and , provide longer service life. Light in weight and compact in size, portable and easy to carry, will not occupy a large space. Feature: 1. Made of high quality stainless steel material, firm and , provide longer service life. 2. The machining accuracy of the internal thread is high, which can ensure the close connection with the hub and smooth . 3. Smooth steering movement without too much noise, provide better cycling experience. 4. Easy to install and operate, only need a few steps, effectively save your time. 5. Light in weight and compact in size, portable and easy to carry, will not occupy a large space. Specification: Item Type: 16T Single Speed Flywheel Material: Stainless Steel Weight: Approx. 134g/4.7oz Color: Silver Package List: 1 x Flywheel