wire rope blocks teak

Single-sheave block for wire.
Unfinished teak housing, with brass sheave.
The block is epoxied for water-resistance and copper-riveted.
The fittings and axles are of stainless steel (V4A).
The pin is kept from falling out by a stainless-steel plate.

The safe working load (SWL) conforms to 1/4 of the breaking load (BRL).