The Plate Caster Model 15 is a heavy-duty industrial kingpinless caster designed for robust performance in demanding environments, featuring a large 4 1/2″ x 6 1/4″ mounting plate with bolt hole spacing of 3 3/8″ x 5 1/4″ slotted to 2 7/16″ x 4 15/16″, using 3/8″ mounting bolts for secure attachment. It supports up to 2,500 lbs per caster, matching the Caster Model G15, with the same 1/4″ thick legs welded outside only and a 1/2” diameter hollow bolt axle with lock nut. Constructed with a zinc-plated steel frame (stainless steel option available), it includes a precision machined combination load and thrust bearing with a heat-treated raceway, eliminating the center pin for easier swiveling, reduced vibration, and longer trouble-free performance. It accommodates 2″ wide wheels in 4″, 5″, 6″, and 8″ diameters, with overall heights of 4” x 2” = 5-5/8”, 5” x 2” = 6-1/2”, 6” x 2” = 7-1/2”, and 8” x 2” = 9-1/2”. Grease fittings ensure easy maintenance for swivel and wheel bearings. Shipped from Caster City’s facilities in Texas, Ohio, or Washington, it’s ideal for both manually moved and mechanically powered equipment in industries such as Warehouses, Manufacturing Plants, Automotive Industry, Food Processing, Healthcare Facilities, Retail Storage, Construction Sites, Aerospace, Defense and Military, Pharmaceuticals, Electronics Assembly, Textile Manufacturing, Marine Engineering, Renewable Energy Installations, Heavy Equipment Repair Shops, Logistics Hubs.