Harken Single Wire Block - 29mm Teak Wonder Eye rotates around stud terminal

Eye rotates around stud terminal to prevent twisted wires

thus preventing accidental pipework release

the ID of the fitting must be smaller

Domino Cluster and greater holding surface area holds line under load without fraying

Harken Single Wire Block - 29mm Teak Wonder Eye rotates around stud terminalLow friction Bullet blocks lead control lines aft. They are compact and lightweight, with fast trim and release under high or low loads. A range of styles lets these blocks adapt to almost all control line applications. Wire Bullet blocks use roller bearings to carry higher loads and feature hardcoat anodized PTFE impregnated aluminum sheaves for strength and corrosion resistance.