Hercules Stands SS350B Adjustable Subwoofer/Speaker Pole-NEW In brief: Subwoofer/Speaker Pole with Head Adjustment, Safety Locking Pin, and Power Lock LeverThe Hercules Stands SS350B Adjustable Subwoofer Pole is a dependable solution for touring professionals, live events, backline setups, and rental inventories. Built for versatility and strength, it features a retractable M20 thread along with a 1.375-inch adapter, allowing it to accommodate a wide range of speakers and subwoofers with ease.With an adjustable height range of 35 to 56 inches, the SS350B deploys quickly in virtually any venue while providing optimal speaker placement. Designed with safety in mind, it includes both a secure power lock lever and a safety locking pin for added stability and compliance. Rated to support up to 132.28 pounds, this rugged subwoofer pole delivers the reliability and load capacity demanded by professional sound applications.Features: Free shipping, delivery within 2 to 3 business days or less. We are an authorized Hercules dealer. Heavy-duty steel adjustable pole for speakers and subwoofers Usable with a large range of speakers and subwoofers, given a 2-in-1 hybrid retractable M20 thread and 1.375-in. adapter Height adjustable range from 35–56 in. Safety locking pin and power lock lever for maximum safety Load capacity of 132.28 lbs. Perfect for tours, backline, rental companies, and event planning Type: Speaker/Sub Pole Height: 35" - 56" Color: Black Stand Material: Steel Tube Diameter: 1.37"