Harken 25mm Single High-Strength Block with high-load composite bearings to carry axial loads.
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 fasteners.
Impregnated Hardkote anodized aluminum bearings
Side-load carbon-black Delrin® washers
Polished stainless steel strap type fixed shackle
Use for wire halyards, vangs, control lines
Sheave Diameter: 1" (25 mm)
Max. Line Diameter: 5/32" (4 mm)
Max. Working Load (MWL): 1000 lb. (454 kg)
Breaking Load: 2000 lb. (907 kg)
Weight: 1 oz. (28 g)
3/32 Inch or 2 mm
No Integral Cleat
Safe Working Load
Other fine products
Let's find some more for you
Sign up for Offers and Discounts
Occasionally we have some killer discounts available only to our email subscribers. Add your email below to get notified!