The TS-4.3 is constructed from durable powder coated heavy-gauge steel. Strong, comfortable knobs and spring-loaded calipers and caliper arm ensure smooth, consistent operation, and the removable composite caliper tips protect painted rims and fragile materials. 100% adjustable and rebuildable for a lifetime of use. Maximum wheel size: Up to 29''+ with or without tire Hub width: 75 to 250 mm (2.95–9.8'') Maximum rim width: 127 mm (5'') Maximum tire width: 152 mm (6'') Hub compatibility: Accommodates thru axle, quick release and solid axle hubs Bolt to benchtop — mounting slots are 9.5 mm (3/8'') deep and approximately 311 mm (12.25'') from center to center Clamp in vise — base is 102 mm (4'') deep Install in TSB-4.2 Truing Stand Base