Made of AL7075 anodized surface. The caliper can accommodate almost all rims, opening: 200mm, can be adjusted between 50-200mm rims.With caliper arm, there is also a gauge for the disc, a total of 3 gauges, bearing mounted shaft. Product Name: Bike Repair Truing Bearing Stand. Applicable: Barrel shaft and quick release can be used. Wheel set suitable for 26/27.5/700C/29. 1x Wheel Trimming Repair Tool Kit. Bicycle Wheel Truing Stand Bike Hub Maintenance Repair Platform with Mechanic Tool. We are not responsible for undeliverable address. X'mas or other reasons. Dear friend: Welcome to me my services are available: Monday To Friday: 8:30 to 18:00 (Beijing China time) 1. If it's non-workdays, please kindly be patient and considerable to give us a little more time. Features: Product Name: Bike Repair Truing Bearing Stand Material: Aluminum alloy, steel Surface: anodized Process: CNC cutting Packing Size: 472615cm Weight: 4.8kg Applicable: Barrel shaft and quick release can be used. Wheel set suitable for 26/27.5/700C/29 Package Included: 1x Wheel Trimming Repair Tool Kit.