HARKEN 51mm Single High-Strength Block, 308 Type_Trouser Perfect for dinghies and sport

Perfect for dinghies and sport boats

Total weight (including user’s clothes

The 442 uses a spacer and the 404 uses an O-ring to keep the line in the sheave during intermittent loading

leaving minimal material for final hand sanding with the Teakdecking Systems Seam Sander

you get a 10:1 holding power

HARKEN 51mm Single High-Strength Block, 308 Type_Trouser Perfect for dinghies and sportHarken 51mm Single High Strength Block to carry wire halyards and high strength control lines. Harken's Lightweight, low friction blocks with high load composite bearings carry wire halyards and control line cascades. Side load balls reduce friction from twists or unfair leads on 304 311. 300 303 has thrust washers. Blocks open to allow passage of swaged wire. Hard Lube anodized sheave for strength and corrosion resistance. Cheek blocks include