The main thread diameter is NOT 3/8 inch but 9 mm with 24 threads per inch. This is obviously a pointless thread step. Also, the hole isn't perpendicular to the joint. Of the 4 joints, all are the same. It's a metric thread trying to be UNF 3/8-24
Happybuy Actuator Mounting Brackets - Enhanced Load-Bearing Capacity
3 Review
Experience Ultimate Comfort with Happybuy Electric Recliner Massage Actuator
3 Review
❄️ Stens 780-004 Snow Blower Scraper Bar
3 Review
Stens 150 260 Recoil Starter Assembly: Efficient and Reliable for Easy Start-ups
3 Review