Harken 305 38mm 1.5" High-Strength Wire Cheek Block
HARKEN 305
Line/Wire High-Strength Cheek Block
Lightweight, low-friction wire blocks carry wire halyards and high-strength control lines on boats of all sizes. High-load composite bearings carry axial loads. Hardkote-anodized PTFE-impregnated sheave for strength and corrosion resistance.
1.00" (25mm) wire blocks use low-friction thrust washers. 1.50" (38mm) and 2.00" (51mm) wire blocks feature side-load balls between the sheave and the side plate to minimize friction from unfair leads.
Use for:
Line/Wire High-Strength Cheek Block
Lightweight, low-friction wire blocks carry wire halyards and high-strength control lines on boats of all sizes. High-load composite bearings carry axial loads. Hardkote-anodized PTFE-impregnated sheave for strength and corrosion resistance.
1.00" (25mm) wire blocks use low-friction thrust washers. 1.50" (38mm) and 2.00" (51mm) wire blocks feature side-load balls between the sheave and the side plate to minimize friction from unfair leads.
Use for:
- Wire halyards
- Vangs
- Control lines
Mfg No. | Sheave Diameter |
Max Wire Diameter |
Max Line Diameter |
Max Working Load |
Breaking Load |
Ctr-to-Ctr* | Weight |
305 |
1-1/2" (38mm) |
1/8" (3mm) |
3/16" (5mm) |
1,500 Lbs (680kg) |
3,000 Lbs (1,361kg) |
1-1/4" (32mm) |
3.25 oz (92g) |
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Harken 305 38mm 1.5" High-Strength Wire Cheek Block
Sale price$76.95
Regular price$86.60