Harken 29 mm Zircon Block 2185 HARKEN BLOCKS The elastic functional material with

The elastic functional material with 4-way stretch offers ultimate flexibility and follows your every move

A formulated blend of solvents specifically designed for use with Norglass Northane and Shipshape Primer-Undercoat

Hanging your gear to dry

25 & 32mm diameter rails

A premium blended all-surface cleaner

Harken 29 mm Zircon Block 2185 HARKEN BLOCKS The elastic functional material withThe newest Zircon offerings are six models with 29 mm sheave diameters. These expand the Zircon offering from eight models to eighteen. Zircon is not an all purpose alternativeno block is. But these smaller sizes make Zircon appropriate for control lines where multi part purchases are required. Zircon reacts immediately. So, when the pressure gets light and you ease that 24: 1 Cunningham rigged under the deck or want to let the jib lead forward for