Double Ringot Micro Block 22 mm Ref. Piece 227 Ø of rea (mm) 22 mm Ø of the re (in) 7/8 in Ø maximum rope (mm) 6 mm Ø maximum rope (in) 1/4 in Maximum workload (kg) 159 kg Maximum workload 350 LB The micro pulleys with a low friction coefficient, for drifts are compact and light and allow a great speed of embracing and release under high or light load--Micro Block Harken Harken 22 mm double with Ringot. Max workload. 159 (kg), breakage charges 544 (kg), maxi rope 6mm. Micro pulleys with low friction coefficient, for drifts are compact and light and allow great speed of embraces and liberation under high or light load. For sailing boards, small dingeers, and low-load adjustment bumps on boats of all sizes. Delrin® balls with free rotation, reed and anti-UV cheeks, with carbon-black coating for maximum protection. Stainless steel cheeks for greater resistance. Use for: cunninghams listening listening palans with listening bar bars barberhaulersdrisses of flavors of reminder The technical files harken micro double pulley+ringot harken 227 can be downloaded here