RONSTAN 60 mm Core Stand Up Block - Swivel, RF64140 Brand_Lewmar it is the only handle

it is the only handle to feature an auto Quick-Lock™ mechanism that allows you to place the drive head straight into the winch socket without the need to depress or rotate a knob

Core Blocks™ is a true all-around solution

Padded neoprene sleeve inside main compartment 9" x 12

they allow for multiple lines to be adjusted with a single winch

highly loaded systems using modern line technology and reduced line diameters

RONSTAN 60 mm Core Stand Up Block - Swivel, RF64140 Brand_Lewmar it is the only handleCore Blocks is a true all around solution. For reliability and long service life, these blocks are the right choice for sheets, halyards, and control line applications for cruising and racing. Universal Bearing: A tuned two stage bearing system provides excellent performance across the full working load range with an integrated thrust bearing feature and the resilience to handle high dynamic or static loads. Stage 1: Under moderate loads, Acetal ball