This blocks feature rope that is pre-installed for immediate use out of the box.

• The shells and sheaves are made of high dielectric, fiberfilled natural nylon.
• The shaft is of silicon bronze and the sheave bearings are oil impregnated bronze.
• Comes with 150' of 1/2" composite fiber braided rope.
• Dielectric Strength: Dielectric rating in dry weather is 30,000 volts between the bearing and the mounting bolt nut.