Tiger Shackle, 0.9 x 1.0 inches (22 x 25 mm), Small Lightweight Shackle, 6 Ton Working Load Capacity, Want a Light Shackle. You want a shackle that will never rust. We respond to those of the field. Features: Maintains strength and is small in size and is extremely lightweight (1/6 of the conventional product). Comes with a safe manufacturing lot number and is painted over the plating, so there is no need to worry about rusting.