Seismic Audio - 4 Pack of Locking 4" SWIVEL CASTERS Heavy Duty Rubber Wheel
Four Locking Swivel Caster - Holds 500 lbs eachLocking Swivel Caster (4 Pack)4" Wheel - 5" From Plate to bottom of CasterSteel FrameNon-Skid Rubber WheelsHolds 500 lbsThese heavy duty swivel casters have 4" wheels and will hold up to 500 lbs. These are great for adding to the bottom of a speaker cabinet, rack case, or anything else that is heavy to lift.