Harken 310 51mm 2" Single High-Strength Thru-Deck Exit Block
HARKEN 310
Single Line/Wire High Strength Thru-Deck 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 sheaves provide strength and corrosion resistance.
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 Thru-Deck 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 sheaves provide strength and corrosion resistance.
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. | Sheave Diameter |
Max Wire Diameter |
Max Line Diameter |
Max Working Load |
Breaking Load |
Cutout Size | Fasteners | Weight |
| 310 |
2" (51mm) |
3/16" (5mm) |
1/4" (6mm) |
2,000 Lbs (907kg) |
4,000 Lbs (1,814kg) |
9/16" x 2-23/32" (14 x 73mm) |
1/4" (6mm) RH |
5.75 oz. (163g) |
Harken 310 51mm 2" Single High-Strength Thru-Deck Exit Block
Sale price$121.95
Regular price$138.05
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Harken 310 51mm 2" Single High-Strength Thru-Deck Exit Block
Sale price$121.95
Regular price$138.05