JBL ACK1, Accessory Caster Kit for SRX900 Series Subwoofers bulk-connector There is also a connection

There is also a connection at the top of the post for an optional mic boom arm

This medium-duty clamp has a load capacity of 440 lb and features an M10 threaded stud on its base

controlled unwind for easier setups and a professional appearance

Light Source: 1 x 75W White LED

JBL ACK1, Accessory Caster Kit for SRX900 Series Subwoofers bulk-connector There is also a connectionThe JBL ACK1 is a universal accessory caster kit used for transportation of compatible JBL products. The kit includes four tour grade casters and the hardware necessary for attachment to the cabinet. The housing and wheels are black for a discreet look even in situations where the rear of the product is facing the audience, as in cardioid subwoofer stacks. Each caster has a load rating of 100 kg (220 lbs), and the wheels are made from black