FOCMKEAS
FOCMKEAS 20 Tooth Roller Chain Sprocket B Type Hardened Teeth, 25 Chain Sigle Strand 1/4-Inch Pitch, 18mm Bore Black Oxide C45 Carbon Steel with
【Size&Package】1/4" pitch, 20 teeth, 18mm round bore, more size refer to pics. Package include:1 x Chain Sprocket, 2 x Set Screws. 【Material】Made by c45 carbon steel, the tooth part high frequency quenching heat treatment, high hardness, wear resistance, long service life, easy to use. Fully ...
$9.02