Features of the Park Tool TS-4 Professional Wheel Truing Stand Both uprights move simultaneously to always keep wheel centered in the stand Accommodates axle widths from 75mm to 215mm Direct action caliper arm adjusts to work with wheel sizes from 16in. in. to 29in.in.+ Accommodates tire widths up to 5in.in. with or without brake rotor mounted Machined, welded, assembled and calibrated in our factory in St. Paul, MN Precise accuracy, operation and adjustability Built in thru-axle adaptors Chrome plated and powder coated heavy gauge steel construction Removable, replaceable nylon caliper tips to protect painted/anodized rims Dial Indicator compatible (TS-2Di) Rotor gauge compatible (DT-3 & DT-3i.2) keyword search, ts4