Product Description Allows MTBs with thru-axles to be mounted in the Sprint repair stand. Technical Information:Use:quick release system SprintMaterial:steelModels:Type 1: Type: 20 mmUse: frontManufacturer Number: 16687 Type 2: Type: 12 mm (front)Use: frontManufacturer Number: 16987 Type 3: Type: Boost 15 x 110 mm, 12 x148 mmUse: front, rearManufacturer Number: 17221Contents:1 x Feedback Sports adapter Manufacturer: Feedback Sports 600 Weaver Park Rd Unit C Longmont CO 80501 USA support@feedbacksports.com Distributor: Paul Lange & CO. OHG Hofenerstraße 114 70372 Stuttgart Germany info@paul-lange.de