Harken 308 51mm 2" Single High-Strength Wire Block
HARKEN 308
Single Line/Wire High-Strength 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.
25mm (1.00") wire blocks use low-friction thrust washers. 38mm (1.50") and 51mm (2.00") wire blocks feature side-load balls between the sheave and the side plate to minimize friction from unfair leads.
Use for:
Single Line/Wire High-Strength 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.
25mm (1.00") wire blocks use low-friction thrust washers. 38mm (1.50") and 51mm (2.00") 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. | Description | Sheave Diameter |
Max Wire Diameter |
Max Line Diameter |
Shackle Pin Diameter |
Max Working Load |
Breaking Load |
Weight |
| 308 | Single |
2" (51mm) |
3/16" (5mm) |
1/4" (6mm) |
5/16" (8mm) |
2,000 Lbs (907kg) |
4,000 Lbs (1,814kg) |
5.25 oz. (149g) |
Harken 308 51mm 2" Single High-Strength Wire Block
Sale price$109.95
Regular price$124.30
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Harken 308 51mm 2" Single High-Strength Wire Block
Sale price$109.95
Regular price$124.30