Product Details
＋3174 high-load controls allow 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.
Fits Harken R32 32mm track.
Sold in Pairs.
Sheave Ø (mm)
57 mm
Sheave Ø (in)
2 1/4 in
Length (mm)
164 mm
Length (in)
6 7/16 in
Width (mm)
57 mm
Width (in)
2 1/4 in
Height above track (mm)
49 mm
Height above track (in)
1 15/16 in
Weight (g)
1169 g
Weight (oz)
41 oz
Maximum line Ø (mm)
12 mm
Maximum line Ø (in)
7/16 in
Maximum working load (kg)
750 kg
Maximum working load (lb)
1650 lb
Breaking load (kg)
1500 kg
Breaking load (lb)
3300 lb
Purchase
3:1 / 4:1
