5" Caster | Set of 4 Locking | Fit's Perry Style MFS and Bakers Scaffolding$$Tools & Hardware Other

1" x 3-1/2" Round Stem with Pin Hole 2-3/4" Up from the Base 5x1-1/4 Solid Hard Rubber Wheel Total Lock Brake Locks the Swivel and Wheel 1200lbs of Total Capacity Per Set Will Fit Multi-function and Bakers Scaffolding with 1" ID Round Tubing