Package Dimensions : 9.3 x 9.09 x 3.2 cm; 50 Grams
Item model number : RHKING
Product Features :
Size :Roller Chain Sprocket 9.525mm (3/8\") Pitch,12 Teeth,1/2\" Bore Diameter, 0.125\" Keyway with 2 Setscrews at 90 degrees,B Type.
Material:Sprocket is made of AISI 1045 Medium Carbon Steel, gear part of high temperature quenching heat treatment, high hardness, Harden Teeth at HRC38-42,wear resistance.