File:Hastings steel-vent piston rings, 1952.jpg
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![File:Hastings steel-vent piston rings, 1952.jpg](https://upload.wikimedia.org/wikipedia/commons/thumb/1/17/Hastings_steel-vent_piston_rings%2C_1952.jpg/424px-Hastings_steel-vent_piston_rings%2C_1952.jpg?20191218113714)
Size of this preview: 424 × 600 pixels. Other resolutions: 169 × 240 pixels | 339 × 480 pixels | 827 × 1,170 pixels.
Original file (827 × 1,170 pixels, file size: 161 KB, MIME type: image/jpeg)