Adjustable joist feet are devices used to support deck or platform trusses, which provide support and level adjustment on the ground or existing structures. Due to its adjustable design, it provides different height adjustments to suit different installation needs. At the same time, it can also be easily fixed on the floor or other ground through its special thread design, providing more stable and durable support. These adjustable truss feet can be easily installed to increase the stability of the deck or platform and reduce noise and vibration.