uxcell M25 Lifting Crane Swivel Hook Pulley Block Hanging Wire Towing Double Wheel Stainless Steel 2pcs

Description: 1.Designed for use with rope or cord in indoor and outdoor applications, but only pulley here, rope is not included. 2.A Crane Pulley Block is a kind of hoisting tool, also called a sheave, is a mechanism composed of a wheel on an axle or shaft that may have a groove between two flanges around its circumference. A rope, cable, belt, or chain usually runs over the wheel and inside the groove, if present. Pulleys are used to change the direction of an applied force, transmit rotational motion, or realize a mechanical advantage in either a linear or rotational system of motion. Features: Main Material: Stainless Steel Sheave Size: 25x15mm/0.98x0.59 inch(D*T) ; Overall Size: 85x31x52mm /3.34"x1.22"x2.05"(L*W*H); Sheave U width: 13mm/0.51inch ; Accept Max Weight: 150kg Package Content: 2pcs x Crane Pulley Block;