General purpose grease: Mobil 1 XHP 222, lithium complex, cheap, decent waterproof, high temp (140º C) so can use for car, motorcycle, etc as well.

AUTOL TOP 2000 Super-Longtime grease 400g cartridge (€ 5.71 @ https://euro-industry.com/ ), this is Shimano Premium Grease and 400g will last quite a while.