
PBR Standard Steel Sprocket 4391 - 420 (Manufacturer Ref: 4391 52 F)
Designed with PBR's competition expertise, this 18NCD5 steel sprocket is aimed at urban riders looking for a reliable and understated transmission component. Its treatment and strict manufacturing process ensure a consistent tooth profile and a discreet black finish, suitable for 50cc machines equipped with a 420 pitch.
Ideal for replacement on fierce 50cc city bikes, this sprocket mounts directly to maintain an efficient transmission system. Common compatibilities: MOTOR HISPANIA FURIA 50 MAX (2016), FURIA 50 SM (2010), and FURIA 50 ENDURO (2010). Be sure to check the condition of the pinion and chain during replacement to ensure even wear.