Genuine Makita 143250-5 crank housing complete for compatible Makita DTM41 and DTM51 cordless multi tools. The crank housing supports and encloses the internal crank and drive mechanism responsible for producing the oscillating action of the multi tool. Suitable for replacing a worn, cracked or damaged original housing and manufactured to the correct Makita specifications for precise fit and reliable operation. Makita's official parts documentation identifies 143250-5 as CRANK HOUSING COMPLETE and confirms fitment to both the DTM41 and DTM51.