Rockville 3″ Locking+Swivel Steel Caster Wheels For Mackie Thump18S Subwoofer
The Rockville WH4 Zinc Plated Steel Caster Wheels just made the life of a DJ and/or gigging musician that much easier! These heavy duty 3” swivel casters will hold up to 350 lbs. These casters are zinc plated and are made from steel.