Extruded and CNC’d from 6061 aluminum, with a hollow window thru the side for weight reduction. Slimmer profile than the original Proline stems. Laser etched RL logo cap.
Size Information: 3 sizes: 40mm Mini fits 1″ threadless forks / 50mm fits 11/8″ threadless forks / 55mm fits 11/8″ threadless forks.
Product Weight:
55mm – 10.1oz
40mm – 7.7oz
Size Options:
40mm 1″
50mm 1 1/8″
55mm 1 1/8″








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