Item Number: 138.

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.


  • Shackle pin Ø (mm): 6 mm
  • Shackle pin Ø (in): 1/4 in
  • Weight (g): 15.5 g
  • Weight (oz): 0.54 oz
  • A (mm): 17 mm
  • A (in): 11/16 in
  • B (mm): 16 mm
  • B (in): 5/8 in
  • Maximum working load (kg): 680 kg
  • Maximum working load (lb): 1500 lb
  • Breaking load (kg): 1361 kg
  • Breaking load (lb): 3000 lb

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