Fovno Deckas Bike Pulley Wheel Guide Roller Jockey 12t 14t 16t Bearing Rear Derailleur for Sram for Shimano M9000 R8000 Deore Alivivo Altus Tourney

DECKAS Steel. Name: Fovno Pulley Wheel, narrow wide tooth. Material: POM high strength resin, steel bearing. Tooth: 12T/14/16T. Weight: 12T10g, 14T12g, 16T14g. Thickness: 8mm. Inner diameter: 5mm. Color: black wheel with black cover. Fit for: 9 1011 12 speed, for Shimano and Sram Derailleur(most). Package content: 1 pulley wheel, 2 side cover. Tooth OD(mm Weight(g Fit for. 12T51mm 10g Most middle and long arm. 14T59mm 12g Some long arm. 16T66mm 14g Very less long arm. Polyoxymethylene POM), also known as acetal, polyacetal, high stiffness, low friction, and excellent dimensional stability. POM is characterized by its high strength, hardness and rigidity to 40 °C. Typical applications for POM include high-performance engineering components such as small gear wheels, eyeglass frames, ball bearings, ski bindings, fasteners, guns, knife handles, and lock systems. The material is widely used in the automotive and consumer electronics industry. Fovno Deckas Bike Pulley Wheel Guide Roller Joc