4" x 2" Rubber On Nylon Swivel Caster (Roller Bearing) - 400 lbs. Cap. Expandable Adapter The source lists the lock

The source lists the lock or brake configuration as None

Vulcanized To Core Core Type Cast Iron Bearing Type Roller Bearing Wheel Color Black Overall Height 7-1/2" Plate Size 4" x 4-1/2" Bolt Hole Pattern 2-5/8" x 3-5/8" to 3" x 3" Bolt Hole Diameter 3/8" Durometer Shore A 80 (+/-5) Temperature Range -40° F to 180° F

Equipment using the listed 4" x 4-1/2" plate with 2-5/8" 3-5/8" to 3" x 3" bolt-hole pattern

Working Pressure: 500 psi

4" x 2" Rubber On Nylon Swivel Caster (Roller Bearing) - 400 lbs. Cap. Expandable Adapter The source lists the lockProduct Overview Rust free and suitable for wash down, high humidity, and outdoor environments. The nylon core is designed to increase load and impact capacities while the rubber tread offers shock absorbing cushioned ride allowing it to roll over debris easily and quietly without damaging floor surfaces. Tread: Rubber Vulcanized To Core. This caster is listed with wheel diameter 4", tread width 2", load capacity 400 Lbs., tread type Rubber Vulcanized