Rope of Climbing

This 60-foot length of Silk rope weighs 3 pounds and can hold up to 3,000 pounds. AC 20, 20 HP. Regains 1 HP/minute. Hold one end and command the other end to move to destination at 10 ft./rnd, knot/unknot itself, fasten or unfasten self, or coil for carrying.
Knot: large knots appear at 1-foot intervals along the rope. While knotted, the rope shortens to a 50-foot length and grants advantage on checks made to climb it.