The Kyosho OT-93 parts bag contains the front bumper for the Lazer ZX series of cars.
Alternatives
The bumper is also part of the new OT-268 sprue for the 2022 Optima Mid Legendary Series re-release. It comes with the re-release Mid wing mount as well which is compatible with the Lazer ZX gearbox, no modifications necessary but you will need to buy the screws and nuts to mount it.