This is a Woodland Scenics Hl656 Moly Grease With Molydenum (9.35g Tube)

Made with Molybdenum. Covers the entire surface and maintains viscosity at high temperatures. High load-bearing grease that stays put, providing maximum no-drop lubrication and corrosion protection with minimum washout under exposed conditions. Waterproof.
Grease is black in colour.