4" Swivel Plate Caster Wheels, PRITEK Heavy Duty Metal Caster Wheels Lock the Top Plate and the Wheels Replacement for Industrial Trailer orPerfect Home Furniture (bearing 300lbs each, set of 4) 4.7 out of 5 stars. 323. $25.99. $25. . 99 ($6.50/Item) 5% coupon applied at checkout. Save 5% with coupon.