The Global Truss ST-157 is a robust and highly reliable 15.7-foot adjustable crank stand, designed to handle heavy-duty audio and lighting equipment in a variety of event settings. With a maximum load capacity of 330 lbs, the ST-157 offers exceptional support and stability for pro audio speaker cabinets and lighting rigs. Its versatile design features a multi-mast configuration that allows for a low loading height and ensures maximum rigidity, making it an ideal solution for both temporary and permanent installations in large venues and outdoor events.
One of the standout features of the ST-157 is its high-quality construction, designed with both strength and safety in mind. The telescoping masts are made from treated steel and have been specifically sized to provide optimal structural integrity while lifting heavy loads. The top mast features a 1-3/8" diameter steel tube, which is an industry-standard size for supporting pro audio speaker cabinets, ensuring the stand can handle the demands of professional equipment. Additionally, special attention has been given to the safety features of the stand. The spring-loaded safety pins provide extra security when operating the stand, preventing accidental adjustments during use. For even further safety, each mast can be secured with a tension knob to ensure stability while lifting or lowering heavy equipment.
The ST-157 stand is equipped with several features to enhance its ease of use and functionality. The heavy-duty casters allow for smooth transport, making it easier to move the stand from one location to another without hassle. The stand's heavy-duty steel body and base provide a sturdy and reliable foundation, while the nylon-guided adjustable leg brace turnbuckles ensure the stand remains stable during use. The galvanized steel leveling screw jack feet add extra precision in leveling the stand on uneven surfaces, making it ideal for outdoor events or venues with irregular floors.
Safety and ease of operation are prioritized with the inclusion of a manual cable winch, which is equipped with a built-in safety brake for controlled height adjustments. The large tension knobs make it easy to adjust and secure the stand, while the spring-loaded safety pins ensure additional security when raising or lowering the mast. The heavy-duty steel outriggers extend the footprint of the stand to provide added stability when supporting large loads, ensuring that the stand remains firmly grounded during operation.
The stand's compact design allows for easy transport and storage, with a folded base size of just 16 inches x 16 inches. When fully unfolded, the base expands to 84 inches x 84 inches, providing ample stability for larger setups. The insert diameter of 1.375 inches ensures compatibility with a wide range of audio and lighting equipment, further enhancing the versatility of the ST-157 stand.
In terms of height, the ST-157 provides a minimum height of 6.40 feet and a maximum height of 15.58 feet, making it ideal for both indoor and outdoor events where adjustable height is necessary. Whether you need to elevate speakers for optimal sound distribution or raise lighting rigs to illuminate a large area, the ST-157 offers the flexibility and strength required for various professional applications.
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