Harken 1 Ton Twing Block Hayn Lifelines Hardware Low-power first gear for fast

Low-power first gear for fast trimming

accurate line engagement during manoeuvres

Features American Metric Description Ball Bearing Double Becket Block 20 Max Line Size 1/4 in 6 mm Weight 1

Optimised sheave geometry supports smooth rope flow under sustained tension

reliable sail handling with easy tool‑free servicing

Harken 1 Ton Twing Block Hayn Lifelines Hardware Low-power first gear for fastHarken 1 Ton Twing Block The new Twing block features a spring loaded side opening mechanism for true one handed rigging, even while wearing sailing gloves. Black anodized aluminum sideplates are edged with robust bumpers to protect the block, topsides, and deck. The sheave is aluminum rolling on a bearing system shared with Harken's existing 2. 3T high load snatch block. Technical Description Sheave (mm) 38. 5 mm Sheave (in) 1 1 2 in Length (mm) 78