“StarTech.com Heavy Duty Casters for Server Racks/Cabinets, Set of 4 Universal M6 2-inch Caster Wheels Kit, 45x75mm Pattern Casters, Swivel – Set of 4 replacement casters (M6 2-inch) for server rack – Bolt Pattern: 45 x 75 mm; Wheel Size: 2in x 1.7in; Steel/Plastic – Heavy duty caster wheels support stationary max. 550lb/Rolling max. 165lb – Universal swivel caster kit w/ Lifetime Warr. M6 CASTERS 45MM X 75MM BOLT PATTERN” has been added to your cart. View cart