WZ 2 Caster Wheels Swivel Polyurethane Caster Wheels with  Heavy Duty - 550 LBS Plate Caster Wheels with Brake Black Color Pack of 4

Product description Size: 2 Inch Why choose us? High quality caster wheels come from our 25-years professional manufacturing experience, durable and sturdy in wide applications. Easy assembly by free calibration stickers for alignment as well as free screwdriver, long screws for heavy items while short screws for lighter ones at your need. Silent movement and no skid to your floor, just keeping your life quiet. 100% refund guaranteed in case our wheels are not your best choice. 1-year warranty Features: Both the wheel and the swivel will be locking simultaneously at the locking mode. SS304 screws enable the safe, sturdy and durable application. PU wheels with non-skidding and non-scratching property to protect your floor. Specifications: Top Plate Size: 2.79 x 2 inch / 7.1 x 5.1cm (L x W) Base Size: 2 3/4 x 2 " Wheel Width: 0.95 inch/ 2.4cm Wheel Diameter: 2.0 inch/ 5.0cm Mounting Height: 2.83 inch/ 7.2cm Mounting Hole: 1 3/4 x 2" (1.1 x 0.8cm/ 0.4 x 0.3inch) Special feature: Lockable and Swivel Loading capacity LBS: 550 lbs (140 Each) Bearing: Double-ball Package Includes: 4 x Caster Wheel 18 x long Screw 18 x short Screw 18 x washer 4 x installation calibration stickers 1 x Screwdriver