b"Williwaw, Stuart Knockabout, 8.53 m (28'), Stuart Knockabout, LLC, naval architect: L. Francis HerreshoffTyler FieldCLASSIC BLOCKSThe timeless styling of our Classic block line enhances your boats traditional look. Strong, dependable and exceptionally free-running, these compact blocks are the foundation of the Harken block line. We offer them in multiple configurations for dinghies, scows, beachcats, iceboats, and small offshore racers and cruisers. Which Block Do I Need?Corrosion-resistant, maintain beauty and strength over time Ball bearings, sheave, and sideplates are UV-stabilized. Corrosion-resistant stainless steel straps reinforce blocks.Fast trim and release under loadFree-running ball bearings roll on flat races with minimal friction.MaterialsFor properties see pages 249-250.Shackle blocks lock in two directions or swivel to Delrin 316 Stainlesskeep line from twistingUV-stabilized: steel:Ball bearings Sideplate strapsSet screw allows shackle to be fixed or to swivel.Delrin is a registered trademark of E. I. du Pont de Nemours and Company or its affiliates. 34 DO NOT use Harken equipment for human suspension unless product is specifically certified and labeled for such use."