You might want to put a lock washer under the head as some people complain of these vibrating loose.
The other option is to drill through and use bolt, nut and lock washer. 5/16" or 3/8" would be more than sufficient.
Best regards,
Doug
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Cape Coral, Florida
2021 Toyota Tundra SR5, 5.7 V8
2022 Jayco 240RBS
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