US$ 145.00
ball bearings
these efficient blocks have an incredible working load for their small size
Replace only balls
Shackle pin Ø (mm)12 mm
Harken 6mm Stamped Shackle Gifts Ideas ball bearingsPart No. 138 Shackle pin (mm)6 mm Shackle pin (in)1 4 in Maximum working load (kg)680 kg Maximum working load (lb)1500 lb Stamped shackles are used on most Harken Small Boat Blocks and are appropriate for low loads. For higher loads, select forged and high resistance shackles instead.