The Harken 086 29mm Triple Bullet Block is a simple, classic and reliable block you can use to build powerful purchase systems.
Harken designed their low-friction Bullet Blocks to lead control lines aft, but these truly Classic blocks can be found in an endless variety of applications. They are compact and lightweight, with free-running ball bearings that roll on flat races with minimal friction. They deliver dependable fast trim and release under high or low loads.
A range of styles lets these blocks adapt to almost all control line applications. Ideal for cunninghams, vangs, outhauls, traveler controls, spinnaker controls, barberhaulers, etc.
Extremely popular triple block found on sailboats of all sizes
Integrated "loop top" shackle minimizes block length for purchase power in limited space
Used on many types of control systems
Corrosion-resistant stainless steel straps reinforce these blocks
Ball bearings, sheave and sideplates are UV stabilized
Fast trim and release under load: Free-running ball bearings roll on flat races with minimal friction
Sheave Diameter: 1 1/8" (29 mm)
Max. Line Diameter: 5/16" (8 mm)
Max. Working Load (MWL): 600 lb. (272 kg)
Breaking Load: 2000 lb. (907 kg)
Weight: 3.75 oz. (106 g)
Length: 3" (76 mm)
No Integral Cleat
Safe Working Load
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