We have a used SM465-to-Land Cruiser 16-spline 4spd transmission adapter kit refurbished by Marlin himself and in good condition.
Everything is included except for basic 3/8-inch mounting hardware (to attach to SM465) and silicone (available separately).
Proposition 65 Warning for California Consumers
WARNING: Products we sell can expose you to chemicals which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.p65warnings.ca.gov.