45 mm Aluminum Element Stand-Up Block - Boot

The Harken 6252 Element Block is a single-sheave stand-up block designed for deck-mounted applications where you want the block to remain upright and avoid contact with the deck. Part of Harken’s Element series, it offers strength, corrosion resistance, and compact efficiency—ideal for halyards, sheeting systems, and control lines.

• Forged aluminum sideplates with compound curves
• Hardcoat-anodized sideplates resist corrosion
• Composite bearing sheave with journal bearing
• Removable headpost lock (lockable at 90 deg/180 deg) on swivel models
• Stainless-steel shackle and axle hardware