JBL WK-4S Caster Set Of 4 Swivel Casters

Load-in and load-out of your subs has never been easier than with the JBL WK-4S subwoofer caster kit. Each of these metal casters bolts to the rear panel of your JBL subwoofer with the subs pre-installed hardware, for easy-rolling transport that helps prevent injuries. Rear-panel placement accommodates the JBL subwoofer covers, too, guarding your sub against liquids and dust while in transit. Even with the ergonomically placed handles JBL subwoofers Features, many Sweetwater road techs consider the WK-4S caster kit a must-have for safe, efficient transport and positioning of JBL subwoofer enclosures.