2 casters are fixed

Shaft Length 5"

and they provide water for washing hands and rinsing

mounting flanges that are made of stainless steel plates that are 1/8 of an inch thick are included in the design

Notrax Static Dissipative Mat, 10 ft L, 3 ft W, 3/8 in Thick, Gray - 825S0310GY rubbermaid 2 casters are fixedStatic Dissipative Mat; Mat Electrical Resistance: Anti Static; Mat Length: 10 ft; Mat Width: 3 ft; Mat Thickness: 3 8 in; Mat Color: Gray; Cord Included: No; Flame Resistant Fire Retardant: Not Flame Resistant or Fire Retardant; Mat Surface Pattern: Textured; Surface to Ground Resistance: 1. 6 x 10 to 7th ohm; Surface to Surface Resistance: 2. 6 x 10 to 7th ohm; Antimicrobial: No; Oil Resistant: No; Brake Fluid Resistant: No; Standards: At 10V and