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What are the actual weights of these ultralight complete uppers? The details say 7.7 oz., which clearly is incorrect. — 1 Answer

by Rob the independent semi-liberal moderate, from WI, United States Asked on September 12, 2022

Name Jacob Grey Firearms Ultralight 300 BO Complete Upper Assembly (4.7)
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Answered by Ethan, Gear Expert, from IL, United States, on September 14, 2022

The Jacob Grey Custom Ultralight 300 BO Complete Upper Assembly weighs 3lbs 4oz (8"), 3lbs 6oz (10.5"), 3lbs 8oz (13"), and 4lbs 1oz (16").

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Last updated 2025-11-12 UTC.