DESCRIPTION
DESCRIPTION
3173 and 3174 high-load controls allow 2:1 to 6:1 purchases on offshore boats with mainsails over 37 m² (400 ft²). Controls feature 57 mm Black Magic® Big Boat ball/roller sheaves and high-load aluminum sideplates.
Our Part # HAR3173 | Mfr. Part # 3173
FEATURES
FEATURES
- High-load design for demanding applications.
- Single sheave for robust line management.
- Compatible with 1 1/4 inch (32 mm) traveler track.
- Enhanced strength and durability.
- Ideal for larger boats or heavy loads.
TECHNICAL INFORMATION
TECHNICAL INFORMATION
| Description | Imperial | Metric |
|---|---|---|
| Sheave | 2 1/4 in | 57 mm |
| Length | 5 3/16 in | 13.2 cm |
| Width | 2 3/4 in | 70 mm |
| Weight for Pair | 24.0 oz | 682 g |
| Maximum working load | 2300 lb | 1043 kg |
| Breaking Load | 5000 lb | 2268 kg |
| Use with Track/Rail | R27 | |
