ZenaLube FG Foaming Multi-Purpose Food Grade Lubricant - An excellent multi-purpose lubricant on rollers, rings, slides, pistons, grid belts, conveyor parts, seals, chains, cables, bolts and hinges. Loosens threads and bolts which have been locked by rust and erosion. This product protects against the damaging effects of moisture and decay. Size 16 oz. can. Net Weight 12 oz. Units/Pack 12 cans.