Based on this product's specifications, here are some alternatives and similar models
Replacement part for Makita power tool 191978-9 — durable design, genuine spare component
Summary description:
Genuine Makita replacement part model 191978-9 designed as a durable spare component for compatible Makita power tools. Intended to restore functionality or replace worn parts, it provides straightforward installation and reliable performance. Suitable for repair, maintenance, and prolonging the service life of the corresponding Makita tool.