The Harken Micro Block Pulley H224 has high load capabilities, but remains light weight. The Harken Micro Block Pulley H224 accepts up to 1/4in line, 1200 pound load, and has a 7/8in diameter sheave. It aslo allows for fast trim and release under high or low loads. Ideal for sailboards, smaller dinghies, and for lightly loaded control lines on boats of all sizes. Free-rolling Delrin ball bearings, sheave and sideplates The Harken Micro Block Pulley H224 is UV-stabilized, with carbon-black additive for maximum protection and has stainless steel sideplates for strength.
Great product. Works so much better than the original setup for a anchor trolley system.
Harken... Always a good product. Used a pair of these to make a "No drill anchor Trolley" on my new Ride 135 and it is working great! Search Youtube for instructions on how to make this